What might a small landlocked country gain by forming a military and economic alliance with a larger country on a nearby coast

They may gain power and experience with the country they are in alliance with. It could promote there government and social economy.

A. it is created from magma. the agents of a metamorphic rock is heat and pressure. (heat from intrusion of magma or burial)

Conflicts arising from drug cartels and goverment corruption is an issue that would most likely be considered as mexico's most challenging problem of today. the correct option among all the options that are given in the question is the third option or option "c". this problem has continued for a very long time.