Oil spreads over the surface of water where as water does not spread

Oil spreads over the surface of water where as water does not spread over the surface of the oil because

Options

(a) Surface tension of water is very high
(b) Surface tension of water is very low
(c) Viscocity of oil is high
(d) Viscocity of water is high

Correct Answer:

Surface tension of water is very high

Explanation:

Surface tension of water is very high and so oil will spread to occupy greater surface on water.

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