Answer:
Cheer them up! Try not to bring why they are depressed into whatever you are doing. If they don't want to or just want to be alone, just let them. Everbody wants to be alone sometimes.
Explanation:
commercial , elevator pitch & a brief or summary are very similar
summary that over do it tend to be funny
commercials tend to be funny so
a commercial that over summarizes & exaggerates may do the job
Some bacteria can fight other harmful bacteria’s and some bacteria’s are harmful to the body.