A Geneticist Developed a New Type of Pest-Resistant Walnut Tree

Multiple Choice

A geneticist developed a new type of pest-resistant walnut tree. These walnut trees produce 75% of pest-resistant walnut trees and 25% of susceptible (not resistant) trees when two resistant trees are crossed. If a grower crossed 100 such pairs of trees for 100 offspring, she will get:

A) exactly 70 resistant trees.
B) somewhere between 67 and 73 resistant trees.
C) somewhere between 64 and 73 resistant trees.
D) The answer cannot be determined.