The correct answer is B. Paid his son’s fee Rs. 20,000 from his personal bank account.
A business transaction is an economic activity that involves the transfer of goods or services between two parties. It can be recorded in a ledger or other accounting system.
Option A is a business transaction because it involves the purchase of furniture for the business. Option B is not a business transaction because it involves the payment of personal expenses. Option C is a business transaction because it involves the payment of employee salaries. Option D is a business transaction because it involves the purchase of goods.