B- the americas were more focused on colonization within the Americas than trading
<span>Dmitri Ivanovich Mendeleev</span>
He was a Russian chemist and inventor. He formulated the Periodic Law, created a farsighted version of the periodic table of elements,
and used it to correct the properties of some already discovered
elements and also to predict the properties of eight elements yet to be
discovered.
The correct answer is <span>d.Pershing refused to allow British and French units to use his soldiers as replacements and instead kept the AEF operating as an independent army under his command.
This proved to be a good plan because the squad that he was leading managed to beat Germans on numerous occasions, although he did send some help like sending an African-American unit to assist French commanders, and there were also some Americans who fought under British command.</span>
