The seven oh seven or aka 707 was a military plane used to transport goods and troops to any battles short distance of course because they didn't know how well the plane would do long distance til it became the first plane to carry 1,011 people across the pacific ocean and is now seen as commercial airplanes also as tanker planes. hope this helps!
I can say maybe either trade or language. I lean more on trade because majority of native Americans didn’t speak the same language as the Europeans.
Answer:
ur answer is A and make sure when u ask questions to not show ur real name. u may get ha cked or sca mmed plz stay safe on brainly or anything and don't click suspicious links have a good day.