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.
I would say fear of pregnancy or hormonal urges tbh !
For adult it is 30:2 and for children it is 15:2
Answer:
1) circulatory and respiratory
2) endocrine
3) circulatory
4) circulatory and nerves
Explanation:
I think these are right. Sorry if they are not.