The correct answer is option 'A': Rural development.

TRYSEM stands for Training of Rural Youth for Self Employment. It is a programme that falls under the category of rural development. It was launched in 1979 by the Ministry of Rural Development, Government of India.

TRYSEM was introduced with the aim of providing self-employment opportunities to the rural youth in order to reduce unemployment and poverty in rural areas. The program focuses on providing skill training and guidance to the rural youth, empowering them to start their own small-scale enterprises and become self-employed.

Here is a detailed explanation of TRYSEM as a programme of rural development:

1. Introduction:
TRYSEM was launched as a part of the government's efforts to address the issues of rural unemployment and poverty. The program recognizes the potential of rural youth and aims to tap into their skills and abilities to create sustainable livelihood opportunities.

2. Objectives:
The main objectives of TRYSEM are as follows:
- To provide skill training to rural youth in various trades and vocations.
- To assist rural youth in setting up their own enterprises and becoming self-employed.
- To promote entrepreneurship and encourage the growth of small-scale industries in rural areas.
- To reduce rural-urban migration by creating employment opportunities in rural areas.

3. Implementation:
TRYSEM is implemented through various agencies at the district and village level. These agencies include District Rural Development Agencies (DRDAs), Non-Governmental Organizations (NGOs), and other local institutions. They are responsible for identifying eligible rural youth, providing them with skill training, and facilitating the establishment of their enterprises.

4. Skill Training:
Under TRYSEM, rural youth are provided with training in various trades and vocations based on their interests and local market demand. The training programs cover a wide range of sectors such as agriculture, handicrafts, handloom, dairy farming, beekeeping, food processing, etc. The aim is to equip the youth with the necessary skills and knowledge to start their own business ventures.

5. Financial Support:
TRYSEM provides financial assistance to the trained rural youth for setting up their enterprises. The program offers subsidies, loans, and grants to help them with the initial capital investment required. The financial support is provided through various government schemes and programs.

6. Monitoring and Evaluation:
TRYSEM is closely monitored and evaluated at various levels to ensure its effective implementation and impact. Regular inspections, reviews, and assessments are conducted to assess the progress of the program, identify challenges, and make necessary improvements.

In conclusion, TRYSEM is a program of rural development aimed at providing skill training and self-employment opportunities to rural youth. It plays a crucial role in empowering the rural population, reducing unemployment, and promoting overall economic development in rural areas.