Who would be most likely to be at risk for multiple sclerosis? O an eighty-year-old man
O a thirteen-year-old girl
a five-year-old boy
O a forty-year-old woman

A forty year old woman.

Explanation:

I know this because my mother was diagnosed with MS when she was 41.

the plates spread at mid-ocean ridges (they are divergent plate boundaries) which allows magma to rise through the weakness between the plates. the magma then emerges as lava from the boundary and cools, creating a new crust.