(RL.1A) Read the paragraph. Studying cranes presents special challenges. (2) Most cranes migrate great distances, need a variety of food and build theit
nests in areas that are difficult to find. (3) This means scientists who study cranes must be good detectives just to find the
birds. (4) Research scientists have been caught in storms, lived in swames, and searched mountain Lakes from small planes
while trying to learn about cranes. (5) They sometimes search for years before finally finding a nesto mapping a migration
route
Which sentence in the paragraph describes the behavior of cranes that makes studying them especially demanding
A)
Sentence 2
B)
Sentence 3
Sentence 4
D)
Sentence 5