When students apply to colleges, they usually are required to submit sat scores along with their applications. college officials know that there is a good relationship between scores on the sat and success in college. in this situation, success in college is the variable.

the correct labels are as follows:

a: yellow river

b: himalayan mountains

c: north china plain

d: taklimakan desert

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long  

answer; developmental;