"my family has been doing business with the tracks family for more than one hundred years. they have become an icon in our community."

.

when the author quotes one of the tracks's customers who said, "my family has been doing business with the tracks family for more than one hundred years. they have become an icon in our community," the author is using

a) bandwagon.

b) a testimonial.
eliminate

c) appeal to authority

d) an emotional appeal.
english