GKFix MCQ Question

In the context of EAS, what does it mean for a substituent to be 'ortho/para directing'?

• A. The substituent itself attacks the ortho and para positions.
• B. The substituent is removed from the ortho and para positions.
• C. The major products formed arise from electrophile attack at the ortho and para positions relative to the substituent.
• D. Only one product is formed, and it is always ortho or para.