Research studying the relation between identity and intimacy has provided support for the idea that

Based on the sentence above, the research that studies about the relationship of both identity and intimacy will likely provide a support in regards of the idea that individuals are likely to follow certain path, particularly, their own path as identity and intimacy is a way of finding out what one is or what he or she would likely lead his or her life.

what is the tax base for the sales tax?

it should be (usually ) 6%