Test tube babies spend several months of their embryonic development in a test tube

Three-week-old Alex will suck on anything that touches his lips whether it was his hand, his father's back, a cloth diaper, or a toy. This indiscriminate sucking is an example of a

a. simple reflex. c. primary circular reaction. b. circular reaction. d. secondary circular reaction.

Research indicates that people's online identities often reflect ____________

A) the actual self B) the true self C) the ideal self D) the ought self E) the perfect self