Universal theme of bravest soldiers by walt whitman

Read the passage and choose the correct punctuation marks

Select the correct sentence. a. i feel well about starting my new classes this semester. b. despite her inexperience, helen did surprisingly well in the gymnastic competition. c. justin has a great sense of humor and can tell a joke really good. d. that tie looks well with your shirt.

Dogs make wonderful pets because they us stay happy and healthy. the topic sentence is "dogs make wonderful pets." , is this correct? i keep doubting myself.