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

c, chemical weapons. these were invented in 1915 when the Germans attacked the French.

could you use this to with a topic?

the key difference between a democracy and a republic lies in the limits placed on government by the law, which has implications for minority rights. both forms of government tend to use a representational system — i.e., citizens vote to elect politicians to represent their interests and form the government.