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Which of the following readings is used to determine the availability of minerals?

a.

radioactivity

b.

magnetism

c.

gravity

d.

all of the above



Please select the best answer from the choices provided



PUT ANSWER IN THE COMMENTS PLZZ

Respuesta :

Answer:

i thinks its d

Explanation:

Answer:

The correct answer would be option ¨D¨

Explanation:

trust me