Answer:
D. To tell him apart from Bali
Answer: A) switch from crops to livestock.
Hope this helps, sorry if I got this wrong.
The seismic focus is the point in the earth's crust where an earthquake originates from.
The word minerals mean A formal definition of a mineral, as used by geologists would be: A naturally occurring inorganic solid that has a definite chemical composition, and an ordered internal structure. Geologists are able to identify minerals because they have characteristic physical properties.