Which theorist(s) used operant conditioning to explain why an infant becomes attached to the caregiver, who is a source of reward, through positive reinforcement? A. Schaffer
B. Dollard & Millard
C. Wartner
D. Harlow

Match the situations that will develop one's personality and those that won't peter is surrounded by friends who are always encouraging him jonathan always watches television when he wants to take a break from his books libby sets small targets for herself and strives to achieve them. the smiths indulge in an animated discussion on varied topics every evening after dinner. brook loves junk food and exercises once in a while. develops your personality develops doesn't develop your personality

How does a business determine the markup on a product or service? by matching the closest competitor by checking online prices by calculating the profit that will keep the business going by considering how much the product is worth to the consumer

Type the object of the prepositional phrase that appears in capital letters. marcy plans to select a worthy charity and offer to with fund-raising events.