In order to get her 3rd grade students to memorize the poem written on the chalkboard, mrs. thyberg gives the students stickers for each poem they can recite from memory. after earning 5 stickers, a student gets to pick a prize out of the goody box.

mrs. thyberg is using a(n) to modify the children's behaviors.

a) token economy
b) applied behavior analysis
c) negative reinforcement
d) classical conditioning.
e) positive punishment

a) token economy

Explanation:

Token economy is a way of management which is run by the continuously reinforcing the behavior of a person. The thing which is used to continuously reinforcing the behavior is called a token. Token economy is based on operant conditioning and behavioral economics.

Here, the behavior of the children of memorizing the poem and reciting it is being encouraged by the use of stickers. The stickers here are the tokens.

countries such as spain, france and portugal colonized the region. although most of latin america was colonized by spain, the countries of portugal and france also had major influences on the region. due to war and disease, native populations were decimated.