5 The water cycle is responsible for which of the following? 1. the location of earthquakes
2. the different types of ecosystems
3. the formation of certain landforms
4. the variety of climates around the world
I
(A) 1, 2 and 3
(B) 2, 3 and 4
(C) 1, 3 and 4
(D) 1, 2 and 4

B

Explanation:

for 2 water can erode rocks to make canyons and other rock formations 3 because some land mases were formed with water and 4 because in many countries there are monsoon seasons witch brings heavy rain and high humidity

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.