Crimean war ( can you please help me answer these questions)

Document (B)"I see men in hundreds rushing from the Mamelon (bastion) to the Malakoff (tower)...,with all its bristling guns. Under what a storm of fire they advance, supported by the impenetrable red line, which marks our own infantry! The fire from the Malakoff is tremendous-terrble...Presently the twilight deepens and the light of rocket, mortar, and shell falls over the town."

The question is with what purpose did the author write (Document B)?

A. To help people understand he dangers of fighting with new weapons

B. To criticize inadequate technology

C. To describe the state of mind of the soldiers

D. To make the British public understand how quickly the war was progressing.