Regarding NK cells, false statement is -
NK cells possess spontaneous cytotoxicity against target cells and is not antibody dependent or MHC restricted. Ref.: Textbook of microbiology, Ananthanarayan and Panicker - page no. 137
it is activated by IL-2
Expresses CD 3 receptor
It is a variant of large lymphocyte
There is antibody induced proliferation of NK cells
Immunology