Tarani's father offered her a trip to disney world if she got a 3.5 grade point average this year. in this example, the trip to disney world is

In this example, the trip to Disney World is "A secondary reinforcer".

Secondary reinforcement alludes to a circumstance in which a stimulus fortifies a conduct after it has been related with an primary reinforcer. While the primary reinforcers are organic in nature, secondary reinforcers require relationship with these intrinsic reinforcers previously they can create a reaction.

Money is one case of secondary reinforcement. Cash can be utilized to fortify practices since it can be utilized to get essential reinforcers, for example, nourishment, attire, and sanctuary (in addition to other things).

no , per capita income is not a true measure of the development because: -it only tells us about average income not how income is distributed among the people.it only give us an idea of the economic aspect.it is only at the qualitative basis.moreover, income is not only the way of development other factors are also as much as important as income.