Many lives were saved ... the introduction of antibiotics. A)in B)with C)into D)at...

Question

Many lives were saved ... the introduction of antibiotics.
A)in
B)with
C)into
D)at
Подробнее пожалуйста.

Answer 1

Many lives were saved with the introduction of antibiotics. - Многие жизни были спасены с началом производства антибиотиков. 
Берем with - предлог "с".