"What can be done to solve the problems of drug abuse?" is a question of:

In a study conducted with infants at a Korean orphanage, 15 additional minutes of __________ twice a day for four weeks significantly improved their health and physical growth

Fill in the blank with correct word

The study of how people use spatial cues, including interpersonal distance, territoriality, and other space relationships, to communicate is called _____

Fill in the blank(s) with correct word.