what is the difference between present perfect and past perfect, please tell it fast - English - Tenses

Question

what is the difference between present perfect and past perfect,
please tell it fast

Sutapa Chattaraj · Accepted Answer

Dear
student,
Please follow the
link given below:

https://www meritnation
com/ask-answer/question/difference-between-present-perfect-and-past-perfect/english/3062486

what is the difference between present perfect and past perfect, please tell it fast.