Which of the following is true of folded mountains and volcanic mountains but not true of fault-block mountains?
form from the buildup of lava and ash
may have a steeply sloping, jagged appearance
may have a gently sloping, dome-shaped appearance
form at both convergent and divergent plate boundaries

  Form at both convergent and divergent plate boundaries

From at both convergent and divergent plate boundaries, is the true of folded mountains and volcanic mountains but not true of fault-block mountains.

Explanation:

Divergent boundaries are the boundaries in which the plates are moved away or pulled away from each other As the convergent boundaries are those types of boundaries in which the two plates are constantly pushing into among each other.

separation of church and state? not sure what you mean.