

MCQOPTIONS
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1. |
Petroleum deposits are detected by the. |
A. | oil seepage at the surface of the earth. |
B. | measuremet of density, elasticity and magnetic & electric properties of the rock in the crust of the earth. |
C. | age & nature of rocks inside the crust of the earth. |
D. | all (a), (b) and (c) |
Answer» E. | |