Which of following statements are true?

a. The Income Summary account is located in the owner's equity
section of the general ledger.
b. The Income Summary account has a normal debit period.
c. The Income Summary account has a permanent debit period.
d. The Income Summary account is used throughout the accounting periods.

a. The Income Summary account is located in the owner's equity section of the general ledger.

d. The Income Summary account is used throughout the accounting periods.