Answer:

The correct answer is option A, Ginning Mill. Let's discuss in detail the process of ginning and how it removes seeds and presses cotton into bales.

Ginning Process:
1. Harvesting: Cotton is initially harvested from the fields by using mechanical or manual methods. Mechanical harvesting involves the use of machines that pick the cotton from the plants, while manual harvesting involves handpicking the cotton from the plants.

2. Transportation: Once harvested, the cotton is transported to the ginning mill, where further processing takes place.

3. Cleaning: At the ginning mill, the cotton goes through a cleaning process to remove any impurities such as leaves, stems, and dirt. This is done using various cleaning mechanisms such as air suction, sieving, and gravity separation.

4. Ginning: The ginning process involves the removal of seeds from the cotton fibers. This is typically done using a machine called a cotton gin. Cotton gins use a series of saws or teeth to separate the fibers from the seeds. As the cotton passes through the gin, the saws grip the fibers and pull them away from the seeds.

5. Seed Separation: After the ginning process, the cotton fibers are separated from the seeds. The seeds are collected separately and can be used for various purposes such as oil extraction or animal feed.

6. Pressing into Bales: Once the seeds are removed, the cotton fibers are compressed and pressed into bales. The bales are tightly packed to ensure efficient transportation and storage. The compressed cotton bales are then tied with wires or straps to maintain their shape and prevent any damage during handling.

Role of Ginning Mills:
- Ginning mills play a crucial role in the cotton industry by processing raw cotton and preparing it for further manufacturing processes.
- Ginning mills remove the seeds from the cotton fibers, which is an essential step in the cotton production chain.
- They also ensure the cleanliness and quality of the cotton by removing impurities during the cleaning process.
- Ginning mills are responsible for pressing the cotton fibers into bales, making them compact and easy to handle, transport, and store.
- These bales are then sold to spinning mills, where the cotton fibers are further processed into yarn or thread.

In conclusion, ginning mills are responsible for removing seeds from cotton fibers and pressing the cotton into bales. This process is essential in the cotton industry as it prepares the cotton for further manufacturing processes and ensures its quality.