Atransform boundary is a place where geologic plates are formed geologic plates are melted geologic plates slide past each other geologic plates make mountains

Magma from the mantle solidifies into basalt, a dark, dense rock that underlies the ocean floor. ... Thus at convergent boundaries, continental crust, made of granite, is created, and oceanic crust is destroyed. Two plates sliding past each other forms a transform plate boundary.

26.4 is about the right time

A) acceleration. this seems to be the one that makes sense.