A magma's viscosity is directly related to its
SILICA CONTENT
In Syria and Jordan, most of the rainfall is on the West of the two countries, closest to the Mediterranean Sea. (so not in the East)
there is also a considerable amount of rain at the Golan Highlights, which are just West of the Jordan River, so in total the best answer is
d. on the highlands and the Mediterranean coast.
im super sure thats...C....sorry if im wronh
