Biology

Answer: C) Insufficient cytotoxic T cell activation

Explanation:

Cytotoxic T cells (CD8+ T cells) are responsible for detecting and destroying virus-infected cells.
If these cells fail to be activated properly or are too weak to respond effectively, the infection can persist.
Chronic viral infections often result from a weakened or insufficient cytotoxic T cell response.

A) B cells are involved in producing antibodies, but chronic viral infections usually stem from the inabilit...