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As mass increases the gravitational force increases

Explanation:

Things with mass gain a gravitational force, The bigger they are the more force, for example: the sun is the biggest so it pull us

the answer is the first option

explanation:

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in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: