What is a typical initial screen in a gold processing flow sheet and why is it used?

What is a typical initial screen in a gold processing flow sheet and why is it used?

• A. A ball mill is the first stage to reduce ore.
• B. A flotation cell is used to recover gold in the initial stage.
• C. A primary crusher (jaw crusher) reduces ore to a manageable size before grinding, improving throughput and energy efficiency.
• D. A filter press is used to remove moisture before grinding.

Answer: (C)