Is the premise sufficiently strong to logically lead to the hypothesis? Premise: Infants tried all manner of signals'facial expressions, vocalizations, and body movements'to get their mother or father to respond again. Hypothesis: Infants do not attempt to signal their parents at all.
Infants tried all manner of signals'facial expressions, vocalizations, and body movements'to get their mother or father to respond again.###Infants do not attempt to signal their parents at all.