PatientsLikeMe is a social network for people living with a wide variety of diseases and medical conditions. Based on the description in the text, which of the following is an example of how PatientsLikeMe uses crowdsourcing in its business model? Question 21 options: pharmaceutical companies provide financial backing for the site's network resources to reduce infrastructure costs members enter detailed medical information themselves to reduce labor costs associated with aggregating data founders host monthly social events for all full-time employees to promote a sense of community across the company a small group of members are paid to participate in market research projects in order to adjust the site in response to members' needs