Answer:
d.Trade is limited because of physical barriers on land and water
Explanation:
done mostly thru air
brainly
arslankincsem
Some workers are paid more than others is simply because of more qualifying schooling or they could've performed greatly and showed great achievement and leadership. Furthering your education also goes a long way in any type of work environment, no matter what the job may be.
Ce clasă ești sa văd daca te pot ajuta
