Which option is an example of a chemical change? A burning wood
B folding paper
C stretching a rubber band
D chopping vegetables

A

Explanation:

because burning of something or combustion involves chemical change

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

they wanted the u.s. to fight on the side of the central powers.