Adepression in the ground due to a cave collapse or acidic water dissolution of limestone is called a
a. stalagmite.
b. cave.
c. sinkhole.
d. stalactite.

that scientist would be robert hooke

the main thing i would use is bricks because if there is a hurricane, there is a great possibility for the house to still stand. and i would also use plexiglass windows instead of regular windows because plexiglass isn't prone to breaking.

c.           is the correct answer