Duane, age 2, and his older brother are eating lunch, and both boys are given cookies for dessert. Duane's older brother accidentally drops his cookie on the floor and begins crying, so Duane offers to share his cookie with his brother. Duane's actions indicate he has reached the point where he is able to demonstrate .

Banks offer services such as checking and savings accounts. what do banks do with most of the money they receive in deposits from customers? a) they loan it out to other customers. b) they spend it on new banks in other places. c) they keep it in a locked, secured vault in the bank. d) they send it to the federal reserve in washington, d.c.