Jordan has experienced positive reinforcement which has encouraged her to keep volunteering
Positive reinforcement in operant conditioning refers to the use of pleasant rewards to encourage a desired behaviour from the subject.
Jordan associates volunteering with pleasant occurences since she gets praises everytime she volunteers.
Other type of conditioning is negative reinforcement which takes away unpleasant things to encourage desired behaviour.
Please read more about Positive reinforcement here:
https://brainly.com/question/18988042