Expedient - means - ?
a. secluded
b. unsophisticated
c. something useful

Which is a text clue that readers understand the theme of valuing all life in "birdfoot's grampa”? a birdfoot becomes impatient with his grandfather. b grampa walks into the grass to release the toads. c grampa just smiles when birdfoot argues with him. d birdfoot notices the rain around his grandfather’s head.

Could someone me with this question?

How do i correct this sentence correctly?