On October 1, 2011, the $12,000 premium on a one-year insurance policy for the building was paid and recorded as Prepaid Insurance. On December 31, 2011 (end of the accounting period), what adjusting entry is needed?

a. Insurance Expense ( + E)

2000

Prepaid Insurance ( – A)

2000

b. Insurance Expense ( + E)

3000

Prepaid Insurance ( – A)

3000

c. Prepaid Insurance ( + A)

3000

Insurance Expense ( – E)

3000

d. Prepaid Insurance ( + A)

9000

Insurance Expense ( – E)

9000