What's the difference between APR and EAR?

Question $11$ options:

$1)$

EAR computes interest on a loan from the first day of the loan, while APR computes interest from the end of the first month of the loan.

$2)$

EAR loans use compounding interest, and APR loans don't.

$3)$

Lenders are legally required to show borrowers the EAR on any loan offered.

$4)$

EAR is a more accurate representation of what you'll actually pay in interest on a loan than APR.