Which one of the following is the correct structure of the letter?

Q. Which one of the following is the correct structure of the letter?

A.            address, date, body, subject, signature, enclosure,

B.            address of the applicant, date, salutation, subject, body, signature, enclosure

C.            address, salutation, date, body, subject, enclosure, signature

D.            address, date, subject, body, salutation, enclosure, signature

Answer: address of the applicant, date, salutation, subject, body, signature, enclosure