Question

Assertion (A): All minerals are ores.
Reason (R): Ores are the minerals from which metal can be extracted conveniently and economically.
a) Both A and R are true and R is the correct explanation of A
b) Both A and R are true and R is not correct explanation of A
c) A is correct and R is incorrect
d) A is incorrect and R is correct.​

Answer 1

all minerals are not ore ...but all ores are minerals

Explanation:

a mineral from which a metal is easily ( ore should be easily available,have high metal content ,easily extracted and economically profitable)extracted is called ore of that metal