What does it mean to be proactive about internet safety? Spending as little time online as possible to reduce the risk of problems.
Predicting problems before they happen so you can avoid them.
Finding the best way to solve a current problem so you can use it later.
Facing up to the consequences of your mistakes so you can learn from them.

Ithink your answer is is d

Hypothesis: volumes of both figures are equal.the volume of  figure 1 is: .the volume of figure 2 is: .since , you can conclude that and . so, .volumes of figures are equal only when an angle in the basis is right (then figures will be the same), in another cases volume of figure 1 is less than volume of figure 2.the hypothesis was not correct in all cases.