Which of the following shows correct parallel structure?

a)successful students study often, work hard, and turning in assignments on time.

b)successful students study often, work hard, and turn in assignments on time.

c)successful students study often, working hard to turn in assignments on time.

d)successful students study often, to work hard and also turning in assignments on time.

Underline the ic or ic's and place the proper punctuation if needed. the board of trustees admits that it made a mistake because the employees were toolazy nothing happen to the board

“speak up for tory principles” in his political speech, disraeli addresses the principles of the tory party. explain what they are and how he relates them to the condition of the people. use textual evidence to support your claim

Read 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 staleis 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 (7) it is about time that wereplaced our outdated and inefficient school calendars.which best revises sentence 6 to create a more appropriate and respectful tone