When the partnership firm is dissolved, the following account is opened in the books of firm

Revaluation account
Profit and loss adjustment account
Realisation account
Profit and loss appropriation account

The correct answer is C. Realisation account.

A realisation account is a temporary account opened to record the sale of assets and the settlement of liabilities of a partnership firm on its dissolution. The account is closed by transferring the balance to the partners’ capital accounts in their profit-sharing ratio.

A revaluation account is a temporary account opened to record the revaluation of assets and liabilities of a partnership firm on its dissolution. The account is closed by transferring the balance to the partners’ capital accounts in their profit-sharing ratio.

A profit and loss adjustment account is a temporary account opened to record the adjustments to the partners’ capital accounts on the dissolution of a partnership firm. The account is closed by transferring the balance to the partners’ capital accounts in their profit-sharing ratio.

A profit and loss appropriation account is a permanent account opened to record the appropriation of profit or loss of a partnership firm. The account is closed by transferring the balance to the partners’ capital accounts in their profit-sharing ratio.