Why hadn't conquistadors conquered Africa during the age of exploration?

Because they didnt have drugs to fight malaria

Explanation:

Malaria was a big deal and very big in Africa too.

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.

just like you man, i personally think its either c or d

explanation:

but good luck with the test man