Plz asap
read the sentence.
were invented during world war i, but their use often backfired when the wind shifted direction.
which correctly completes the sentence?
a. flamethrowers
b. artillery shells
c. chemical weapons
d. grenades

Which of the following was a major outcome of european imperialism in africa after the industrial revolution? o a. the area around the suez canal experienced decades of military conflict o b. africans in the belgian congo suffered forced labor and oppression o c. the discovery of rich matural resources led to african economic prosperity. o d. europeans brought disease to central africa, killing thousands.