Which of the following statements about a Georgia real estate salesperson's license which is on inactive status is correct?

Select one:

a$.$ The licensee must be affiliated with a broker during the time it is inactive

b$.$ The licensee may activate the license by taking $6$ hours of continuing education courses for each year that the license was inactive

c$.$ Licenses which are inactive do not expire

d$.$ If the license is inactive for more than two years, the licensee must take the $25$ hour postlicense course whether or not it had previously been taken