pls help "whats the purpose of Creating Mental images" Answers: 1: to understand what i read. 2: to make me excited about what i am reading. 3:help me make predictions as i read 4:all of the above. plsss help me plss ;-;

Dominic and stacy each have a stamp collection. dominic has six fewer stamps than three times the number of stamps stacy has. dominic and stacy decide to give all of their stamps to their younger sister, mary. if stacy had s stamps, which expression represents the number of stamps that mary received? a. (3s − 18)(3s − 6) b. 2s − 18 c. 4s − 6 d. 4s − 18