THE SMART TRICK OF RIDDLES THAT NOBODY IS DISCUSSING

Q22: Two moms and two daughters went out to take in, Every person ate a burger, but only a few burgers have been eaten. How is it doable?Problem: Completely transform the phrase "CAT" in the term "DOG" by switching one particular letter at any given time, with each step causing a valid English term.Then he went over the still left side with the hig