How was the expansion of exploration and trade during the postclassical era important to the islamic empire? a. the islamic empire became dominated by merchants and traders.
b. islamic traders were able to spread islam to africa and asia.
c. the islamic empire adopted a system of religious tolerance modeled after european kingdoms.
d. islamic traders traveled to the americas for the first time, inspiring later european voyages.

these conditions long with a short growing season made farming difficult.

explanation:

the north has a climate of warm summers and snowy cold winters. the terrain is rocky, hilly, and not good for farming.

the answer is states.

the constitution gives congress the power to regulate commerce "among" the several states.

your answer is 1930's

explanation

this is just around the time the great depression was starting and putting the us ecnomy into ecnomic failure causing the goverment to take a much larger rule to try and pieace it back together