Rather than using hard-sell product pitches, Bark uses social media to share original comedic videos and stories- often without even

Rather than using hard-sell product pitches, Bark uses social media to share original comedic videos and stories- often without even mentioning their product- BarkBox. This is an example of _.
A) soft-sell marketing
B) public relations
C) societal marketing
D) intense social media blitzing
E) engagement marketing