Economically, the great plague and the crises of the fourteenth century
a) brought an economic boom to landlords.
b) raised wages because of a scarcity of labor.
c) had little impact. devastated peasants but not nobles.
d) caused only minor changes in agricultural practices.

Option A

Explanation:

B. Raised wages because of a scarcity of labor.

Explanation: The crisis of the Late Middle Ages was a series of events in the fourteenth and fifteenth centuries that brought centuries of European prosperity and growth to a halt. Three major crises led to radical changes in all areas of society: demographic collapse, political instabilities and religious upheavals.

d. japan's attack on pearl harbor