The class organized students to do gymnastics side by side，$$and$$ there are two people in each row. Bob and Tick observed that there were $8$ rows in front of them and $11$ rows in the back. How many people in the class did gymnastics together?~(adapted from 2000 Math Kangaroo Problem, Level 3 - 4, Question \#12) 
选项为:A:$$36$$  B:$$38$$  C:$$40$$  D:$$42$$  E:$$44$$  请回答其中一个选项.