The statement "If it walks like a duck and quacks like a duck, it must be a duck" is an example of ______

The assumption behind performing a prefrontal lobotomy is that the frontal lobes ______ emotional impulses from the ______

a. reduce; spinal cord c. reduce; lower brain centers b. intensify; spinal cord d. intensify; lower brain centers

Around the age of _____ children acquire the answer-obviousness rule

A) 2 B) 3 C) 4 D) 5