Ten-year-old jose finds that he needs his friend, richard, to talk to in order to know whether jose's feelings about his own brothers and sisters are normal. which friendship function does richard provide in this case?

Richard provides a social comparison in the case above. Social comparison is a way of having a determinants of an individual's worth in terms of socially or physically in relation to other people. It could be seen above above as they try to evaluate and compare the relationship and worth of the siblings of Jose.