Answer:
Children at 20 months of age who spoke sentences typical of 3-year-olds were not especially likely to be reading by age 4-and-a-half. Eight-graders who outperform most high schoolers on a college aptitude test were especially likely to be reading by age 5.
Explanation:
Answer: Positive reinforcement
Explanation:
Positive reinforcement refers to the state of providing the subject with a reward or something whenever they tend to perform action required, so that they can associate this action with reward and therefore tend to do often. This reward is known as reinforcing stimulus. This type of consequence tend to works because in this case the brain frequently connects the desired action with the reward, and thus subject tends to repeat this desired action in order to get the reward in the future.