You could be better off these days (1)/ and this enables you (2)/ to have a little more fun. (3)/ No error (4).

Options

A. 1. You could be better off these days
B. 2. and this enables you
C. 3. to have a little more fun.
D. 4. No error

Answer

1

Explanation

are better off will replace could be better off because -
be better off is used for saying that somebody is/ would be happier/more satisfied if he was in a particular position or did a particular thing to have more money.
Look at the examples given below:
Families will be better offunder the newlaw. She is better off without him.
Hence, you are better off these days is the right usage