Which of the following is most likely to occur at a divergent boundary? Mountain formation
Seafloor spreading
Faults
Subduction zones

and please explain

The answer is faults because when divergent boundaries occur, the tectonic plates move away from each other, therefor creating a fault in the earths crust.

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).

Answer the zagros mountains, stretch across western iran and are located next to the khuzestan plain; answer( zagros mountains