(lc)which sentence below shows correct use of an em dash?

a: i have read that book - the first in the series - at least five times a day
b: i have read - that book - the first in its series at least five times a day
c: i have read that book the first in its series at least five-times
d: i have read that book the first - in its series at least five times

Describe the various instances that depict candace lapidus as an archetype for any academician from the lesson gogol's first day.

Read the following lines from wordsworth's poem and answer the question. for oft, when on my couch i lie in vacant or in pensive mood, they flash upon that inward eye which is the best paraphrase of these lines? despite being able to plant my own daffodils, i prefer remembering the ones by the bay. if i feel very sad, i look inside myself for courage to face the day with my eyes open. oftentimes, i become so tired and overwhelmed that i lay down and think of daffodils. when i am feeling empty or concerned, the sight of the daffodils comes to my mind.

Which sentence corrects the error in pronoun-antecedent agreement? new team members should pick up his or her jersey from the activities office. if a team member is unable to attend a practice, he or she must provide a doctor's note. if students wish to compete, he or she must maintain a grade point average above 2.5. students are not permitted to attend away games without the consent of her parents or guardians.