One reason why countries become economically interdependent is that they need to trade for goods that they

a.
have the resources to produce themselves
b.
specialize in creating
c.
cannot produce cheaply themselves
d.
can produce affordably

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b

c)an idealized view of nature. hope this