Petroleum deposits are detected by the.
(A) Oil seepage at the surface of the earth
(B) Measurement 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)
(A) Oil seepage at the surface of the earth
(B) Measurement 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)