1.what role did marco polo play in the age of exploration?
a)he found the first sea route to asia.
b)he conquered native peoples in the americas.
c)he invented new tools and methods of navigation.
d)he increased european interest in foreign lands

Blank is a naturally occurring gas that's found in most soils and rocks and can cause lung cancer

Because north america is in a it has a variety of biomes and climates. a. high latitude zone c. middle latitude zone b. middle longitude zone d. high longitude zone select the best answer from the choices provided a b c d

Which characteristics are true of the arabian desert? multiple answers choose all answers that are correct. a. is mostly below sea level b. covers almost the entire arabian peninsula c. contains the largest sand sea in the world d. has very few people living there