The dynamic marking of f means?

f or forte, which means “loud”

Explanation:

In music, dynamics normally refers to the volume of a sound or note, but can also refer to every aspect of the execution of a given piece, either stylistic (staccato, legato etc.) or functional (velocity). The term is also applied to the written or printed musical notation used to indicate dynamics.

                                                                                                             Name: Fuzzy