Sara loves taking pictures and posting them to social media . A few months ago, she noticed alex_eastwest13 liked several of her photos and commented "you are so talented!" Sara was flattered . Then she received a private message from alex_eastwest13 asking if she was a professional photographer or if she wanted to be one someday. Sara responded that it was her dream to be one when she grew up. now they talk a lot through private messaging. Sara also posts comments on alex eastwest 13's photos, which are mostly of random objects and nature scenes. Lastweek, alex_eastwest13 asked if she would post more selfies because "i think u r beautiful." alex_eastwest13 also messaged her a cell number so she could send more personal pictures. "Just don't tell anyone i gave you this," alex_eastwest13 commented. Identify: Who are the different people involved in the scenario? Identify:Who are the different people involved in the scenario? What dilemma or challenge are they facing?