Question

directions: read the paragraph. then answer the question. the question has two
the hoover dam
the colorado river provides freshwater for millions of people in the
west. for a long time, it also caused flooding. in the 1930s, the us
government built a dam on the colorado river. a dam is a large wall
built to stop water from flowing. it was called the hoover dam. the
hoover dam was built to prevent flooding. building the hoover dam
also provided water for farming. the energy of the water was used to
make electricity.
part a
why was the hoover dam built?
a to stop flooding
b to form a lake
c to create farms
d to clean the river
part b
which sentence from the passage supports the answer to part a?
a \the colorado river provides freshwater for millions of people in the west\
b \for a long time, it also caused flooding.\
c \in the 1930s, the us government built a dam on the colorado river.\
d \the hoover dam was built to prevent flooding.\

Explanation:

For Part A, the text clearly states "The Hoover Dam was built to prevent flooding", which directly matches option A. For Part B, the sentence "The Hoover Dam was built to prevent flooding" is the explicit support for the answer in Part A, corresponding to option D.

Answer:

Part A: A. to stop flooding
Part B: D. "The Hoover Dam was built to prevent flooding."