What motivates the speaker s mother to graciously the unknown benefactor lindo jong wants to model how a attitude can make others feel good about giving to charity. lindo jong is motivated by vincent s unhappiness at receiving a used gift. lindo jong wants to model how invisible strength can be used to shame the benefactor. lindo jong is motivated by a life lesson that waverly meimei jong taught her.

The answer is: Lindo Jong wants to model how invisible strength can be used to shame the benefactor.

According to Lindo Jong, the invisible strength is not only exist to influence the supply and demand in the market. If society put charitable acts as societal standard, there would also be an invisible hand that would drive people to provide charities for other by creating a sense of shame and social pressure

i got 3,4 and 5 as an answer