identify the comma rule that the following sentence breaks: " in the early morning hours everything is silent and peaceful. "
a.) use a comma to separate three or more items in a series.
b.) use a comma and a conjunction to separate two complete thoughts.
c.) use a comma to set off a phrase or clause at the beginning of a sentence.
d.) use a comma to separate coordinate adjectives.

i don't see any right answer. i don't know english and only math

some attention getter quotes to support your thesis regarding brain work could be the following: :

a. storage capacity of your brain is virtually unlimited.

b. your brain produces sufficient electricity to light-up a small bulb.

c. different brain circuits are involved with reading aloud or silently.

d. your brain by itself does not feel pain.

e. reading allows your brain to download info directly.

f. brains of two musicians performing together can synchronize.

what are the choices for abcd