Which BEST describes $$First Fit Memory Allocation?$$

A main memory allocation scheme that searches from the beginning of the free block list, and selects to allocate the second block of memory large enough to fulfill the request

A secondary memory allocation scheme that searches from the beginning of the free block list, and selects to allocate the first block of memory large enough to fulfill the request

A main memory allocation scheme that searches from the beginning of the free block list, and selects to allocate the first block of memory large enough to fulfill the request

A main memory allocation scheme that searches from the beginning of the occupied free block list, and selects to allocate the first block of memory large enough to fulfill the request