Question

what improvement made to penicillin during world war ii saved many soldiers lives?
different types of penicillin were developed.
stronger types of penicillin were developed.
larger quantities of penicillin were made.
smaller quantities of penicillin were made.

Explanation:

During World War II, the key improvement was mass - production. Larger quantities meant more soldiers could be treated. Different types (A) and stronger types (B) were not the main wartime improvement. Smaller quantities (D) would not save lives. Mass - producing penicillin (C) was crucial for treating wounded soldiers.

Answer:

C. Larger quantities of penicillin were made.