The answer is D because answers A, B, and C are simply spreading American culture throughout America, thats not cultural diffusion by any means.
(a)Sarah Hale is the woman who pushed for Thanksgiving and fought for rights for women education.She<span> published numerous editorials urging several American presidents when they were in office to nationalize the celebration of Thanksgiving. That's my answer.</span>
Airplane, gymnasium, dishwasher, basket, racket, gentlemen, mansion, desk