When Mariah giggles, her parents clap and smile. This makes Mariah giggle again to win their attention. What does the clapping and smiling of Mariah’s parents BEST demonstrate?

(1 point)
Responses

plyometrics
plyometrics

etiquette
etiquette

reinforcement
reinforcement

sportsmanship

1 answer

The clapping and smiling of Mariah’s parents BEST demonstrate reinforcement. This is because their positive reactions encourage Mariah to giggle again to attract their attention, showing that her behavior is being reinforced by their response.