Which of the following was an effect of the marshall plan that led to a more unified western europe?
a. european industries struggled.
b. trade expanded between a number of nations.
c. unemployment rates increased across the board.
d. the soviet union eventually took part in the plan.

a. European industries struggled. - no, this was not the effect, but a reason for it.
b. Trade expanded between a number of nations. - yes, it did. It strengthened the industries in the countries, which lead to a better trade.
c. Unemployment rates increased across the board - no, rather decreased
d. The Soviet Union eventually took part in the plan.  -no, they never did.

Idon't know the answer is