Introduction
Bank overdraft account is a type of account that allows a customer to withdraw more money than what they have in their account. The bank charges an interest on the amount overdrawn. In this question, we are asked to identify the type of account that a bank overdraft account is.

Bank Overdraft Account is a Personal Account
A bank overdraft account is a type of personal account. Personal accounts are accounts that relate to individuals or firms. They are accounts that are used to record transactions of a personal nature. Examples of personal accounts include bank accounts, credit cards, loans, and investments.

Explanation
Bank overdraft accounts are accounts that are used by individuals or firms to withdraw more money than what they have in their account. This type of account is used when an individual or firm has insufficient funds to cover their expenses. The bank allows them to withdraw money up to a certain limit, and charges an interest on the amount overdrawn.

Bank overdraft accounts are treated as personal accounts because they are used by individuals or firms to manage their personal finances. These accounts are used to record transactions related to personal expenses, such as rent, bills, and groceries. The bank overdraft account is a liability account because the bank owes the customer the amount overdrawn.

Conclusion
In conclusion, bank overdraft account is a type of personal account. Personal accounts are used to record transactions of a personal nature, such as bank accounts, credit cards, loans, and investments. The bank overdraft account is used by individuals or firms to withdraw more money than what they have in their account, and is treated as a liability account because the bank owes the customer the amount overdrawn.

Bank overdraft is a personal account as overdraft is facility provided by bank to account holder ,here is no such type of account and bank account is personal account .
hence option A