To Promote Their Hair Salon on Social Media, Lydia and Yoo-Hee

To promote their hair salon on social media, Lydia and Yoo-Hee invited their followers and clients to post photos of their own hair and nail designs. Rachel, the owner of a competing salon, hired a professional photographer to shoot photos of her salon's best-looking clients just after they'd had their hair and nails done, which she then posted on social media. Which social media strategy do you think was more successful, and why?

A) Rachel's because her social media posts looked more professional.
B) Rachel's because her posts made potential clients believe they could look as good as the models.
C) Lydia and Yoo-Hee's because they invited their clients to participate in generating content.
D) Lydia and Yoo-Hee's because they provided problem-solving information.