Final answer:
The letters F, M, A, M, J, J, A, S represent the months of the year.
Step-by-step explanation:
The letters F, M, A, M, J, J, A, S represent the months of the year. Each letter corresponds to a month as follows: F (February), M (March), A (April), M (May), J (June), J (July), A (August), S (September). This sequence represents the first letter of each month from February to September.