The correct answer is option 'B' - General committee.

A committee is a group of individuals who are appointed or elected to perform specific tasks or make decisions on behalf of a larger organization or group. Committees are commonly found in various fields, including government, business, and nonprofit organizations. They serve as a means to distribute responsibilities, share expertise, and ensure effective decision-making.

1. Introduction:
The committee mentioned in the question is headed by an administrative director, who is responsible for overseeing the operations and activities of the committee. This committee is also responsible for supervising and coordinating the work of the executive committee.

2. Definition of the General Committee:
The committee referred to as the "General committee" is a term frequently used to describe a committee that is responsible for overseeing and managing the overall operations of an organization. It is usually composed of representatives from different areas or departments within the organization.

3. Role of the Administrative Director:
The administrative director is the head of the committee and plays a crucial role in ensuring the smooth functioning of the organization. They are responsible for supervising the work of the executive committee and ensuring that the organization's goals and objectives are met. The administrative director also serves as a liaison between the committee and the organization's management.

4. Responsibilities of the General Committee:
The general committee is responsible for a wide range of duties, including but not limited to:
- Setting the organization's strategic direction and goals.
- Developing and implementing policies and procedures.
- Overseeing the financial management and budgeting processes.
- Monitoring and evaluating the organization's performance.
- Approving major decisions and initiatives.
- Ensuring compliance with relevant laws and regulations.
- Promoting effective communication and collaboration within the organization.

5. Distinction from Other Committees:
While other committees may exist within the organization to focus on specific areas such as announcement, publicity, or refreshment and entertainment, the general committee has a broader scope and is responsible for the overall management and coordination of these specialized committees.

In conclusion, the committee headed by an administrative director and responsible for overseeing the work of the executive committee is commonly known as the General committee. This committee plays a crucial role in managing the overall operations of the organization and ensuring its success.