This person:
1. is not good at saving money: B
2. likes buying things when they are cheaper: A
3. has to change his/her behavior: B
4. works to get some money: C
1. I am going to buy these jeans on sale.
2. The old CD player wasn't better than the new one.
3. This is the cheapest bag I could find.
4. Is he doing anything this evening?
5. I'm afraid this bed is not as comfortable as I thought.