Descriptive account of the behavior, past history, and other relevant factors concerning a specific individual

Approximately what percentage of children in the United States lives with one or more of their grandparents?

A) 1% B) 8% C) 18% D) 27%

Blitzen does not like Rudolph and is angered to see Santa talking and laughing with Rudolph. Blitzen stomps his hoof, thinking, " Rudolph thinks he's too good for the rest of us. No wonder he doesn't like me." What defense mechanism is Blitzen displaying?

a. ?physical restructuring b. ?displacement c. ?projection d. ?rationalization