How are delegated powers different from reserved powers​

A delegated power is a power given to the national government. ... A reserved power is a power specifically reserved to the states. Powers include setting up local governments and determining the speed limit. A concurrent power is a power that is given to both the states and the federal government.

Explanation:

A delegated power is a power given to the national government, while a reserved power is a power specifically reserved to the states.

Explanation:

d. migration

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering