What characteristics makes a substance a mineral?
a. it is hard
b. it is organic
c. its structure is crystal
d. its a liquid, solid, or gas

c-its structure is crystal

Explanation:

A substance is called a mineral if it meets the following requirement

naturally occurring,

inorganic,

solid,

definite chemical composition,

ordered internal structure

So the definite answer is crystal structure because they have an ordered internal structure.

Hope it helps

emily ruth's annual premium is $1058.50

step-by-step explanation:

emily ruth is a female of 27 years age purchasing 20 year endowment insurance with face value $25000.

from the given table,

for females, the age of a male 3 years younger should be used.

so, we have to check for 24 year male for 20 year endowment.

it is 42.34 for every $1000 face value.

for a face value of $25000,

it is 25 * 42.34 = $1058.50

∴ emily ruth's annual premium is $1058.50

answer: i think he can see forward ten seconds and move forward ten seconds but giorno can undo his actions with ger.

explanation: