Please help.WHICH STATEMENT IS TRUE...look at the photo.

What properties allow transformation to be used as a problem solving tool

Can someone me do math because i am having a breakdown rn because i don’t get it

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?