You're responsible for helping consumers finalize their qualified health plan selections and enroll in their chosen qualified health plan during a Special Enrollment Period $($SEP$).$ Which of the following statements is true about when their health coverage will begin?

Select the correct answer.

A$.$ For most SEP types, coverage will begin on the first day of the month following plan selection. Consumers must pay their first month's premium by the deadline noted by the issuer in the enrollment materials after they have enrolled.

B$.$ For most SEP types, coverage will begin on the first day of the month in which they select a plan.

C$.$ Consumers' qualified health plan enrollment is final as soon as they make their selection. They don't need to take any additional steps for their coverage to begin.

D$.$ Coverage will begin on the date that consumers first use the coverage and get care.