Dr. Out-of-Date is an old-style behaviorist. How would he explain 1-year-old Ned's efforts to be close to his mother at all times?
a. "The behavior of children is genetically programmed."
b. "Ned's behavior is irrational."
c. "This child shares a unique emotional bond with his mother."
d. "Ned's behavior is being reinforced because his mother feeds him."