Answer:
D
Explanation:
A is correct because a risk could be good or bad. For example, entering the lottery is a risk because you could lose a lot of money but a small group of people make a lot of money from winning the lottery.
B is correct because when someone enters the lottery, they do not know their outcome until later.
C is correct because speeding is risky because it is easier to loose control of the car when driving fast.
