Palmer and Beck (2007) provide empirical evidence for the power of the Gestalt principles in guiding perception by using a task they termed:

Researchers believe that this type of potentiation is the basis for___ conditioning.

Fill in the blank(s) with the appropriate word(s).

During middle childhood, children master many types of skills that earlier they could not perform well, such as riding a bike, ice-skating, swimming, and skipping rope, all of which involve ____________ skills

a. fine motor c. muscle b. gross motor d. none of these answers