One achievement of the scientific revolution that changed the way natural events are studied is
a. the scientific method
b. a new almanac.
c. botanical gardens.
d. the printing press.

the answers are excess supply, and fall

hope this

4 copper and gold, the california gold rush is why im pretty sure.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering