Which sentence uses commas correctly?

a.
incidentally the library now, has the books you reserved.

b.
you should, regardless take a nap before participating.

c.
the gifts to my cousins on the other hand, were tricky to wrap.

d.
an egg and cheese burrito, in charlotte's opinion, makes a delicious breakfast.

Answer the question on the screen plzzz

Tap out the stresses as you read line 9. which analysis best describes the rhythm and its effect on meaning

Me asap it's an e2020 test and it's timedread the rough draft of a student's conclusion to anargumentative editorial.(1) year-round schooling would student achievement.(2) not so much information would have to be crammed intonine months. (3) furthermore, the elimination of long breaks,particularly summer break, would significantly reduce"learning loss" and the additional time wasted at thebeginning of each academic year to reteach previouslylearned material. (4) it is clear that year-round schooling students learn and retain more. (5) the united statesis not the only country to experiment with a year-roundschool schedule. (6) although many still claim that evidenceabout year-round school and its link to higher achievement isinconclusive, these people need to open their eyes and seethat students in these schools consistently score higher oncertain assessments than students who attend schools withtraditional nine-month calendars. (7) it is about time that wereplaced our outdated and inefficient school calendars.what revision would most strengthen sentence 1?