In "the bat-poet," which best describes how the little brown bat feels when the other bats first begin to sleep in the barn? a. he feels angry. b. he feels excited. c. he feels lonely. d. he feels satisfied.

The bat begins to feel lonely because he still wants to sleep on the porch while the other bats want to now sleep in the barn. So while the other bats go to the barn, the little bat says on the porch lonely. 
So your answer is C.

it would be c he fells lonely because he tryes to convince them to go out side but the other bats  didn't want to

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