Given what you know about Twitter's plans, which one of Twitter's goals listed is a strategic goal?

Update the profile experience on the iPhone with an increased focus on bios, tweets, and photos

Strengthen the core user base usage by time spent on timeline, content generation, and mobile engagement

Increase internal capacity to meet client requests for engineered predictive models and algorithms on massive scale data sets by $20\%$ by the start of the second quarter

Increase data licensing revenue by $50\%$