to qualify for the privilege, a statement must be "material and pertinent to the questions involved." Front, 24 N.Y.3d at 718, 4 N.Y.S.3d 581, 28 N.E.3d IS (quoting Youmans v. Smith, 153 N.Y. 214, 219-20, 47 N.E. 265 (1897)). It follows, then, that immaterial and impertinent statements are (at le