link walked confidently through the door gave us a brief smile and set to work how is the character feeling

How does gregor feel about his job in metamorphosis

Plz change it i can not change this sentences .

Based on the cause-and-effect relationship in this sentence, what is the meaning of the word revert? the brownies kali made using a new recipe were too dry, so she reverted to her original recipe. a) to alter or change completely; revise b) to dispose of or remove; to throw away c) to prepare for something; assemble or make d) to go back to a previous state or practice