Who used Emerson's verse to coin the phrase looking-glass self?

Dayle goes to the doctor and expresses concern that her infant's head is too big for his body. The doctor tells her that this is normal because of __________________

a. the fact that head size varies widely b. the cephalocaudal principle c. the proximodistal principle d. the fact that after infancy, growth slows down considerably

Acting out an opposite behavior to block threatening impulses or feelings is the basic idea behind the defense mechanism known as __________

Fill in the blank(s) with correct word