Pedro Harding

English

29 January, 07:02

Read the passage from When Birds Get Flu and Cows Go Mad! by John DiConsiglio

Hughes was assigned to find infected cow parts at meat processing plants in Washington. He remembers the sad look on

some owners' faces when he flashed his badge. If there was a chance that any of their meat might have mad cow, they'd have

to throw it all away.

Which best explains why the author used a signal word in the passage?

A. to signal the tone

B. to signal a problem

C. to signal a solution

D. to signal a resolution