Read the sentences.

crocodiles and alligators are alike in some ways and different in others. crocodiles tend to have lighter skin, while alligators tend to have darker skin.

what does the signal word while let the reader know?

a. alligators have lighter skin than crocodiles.
b. both alligators and crocodiles have light skin.
c. alligators have darker skin than crocodiles.
d. both alligators and crocodiles have dark skin.

Excerpt from the trip of a lifetime elizabeth mohn 3 a little more than a week ago, my mother and father started packing our suitcases to prepare for our trip. my entire family woke up early sunday morning, packed the car, and began our expedition to niagara falls. when we reached the american-canadian border, i was excited to enter a foreign country for the first time. the third paragraph is mainly about a) traveling to niagara falls b) leaving the hotel. c) seeing the falls. d) returning home.