The complimentary close ‘yours truly’ is used in Government ordersCircularsBusiness letterOfficial letterA2, 4B1 onlyCAllD3 onlyAnswer: D. 3 only Read Explanation: A business letter is an official dealing with the subjects such as enquiry, order, request, complaint, and apology.The complimentary close ‘yours truly’ is used in Business letterHeading here means the return address or sender’s address.The return address should include the company name, street address, city, state PIN code, and telephone number.But if the letter is written on the company letterhead with the company name and address, the return address need not be included Read more in App