A company's strategic goals specify a direction for accomplishing the company's mission. Which one of the following would be an appropriate strategic goal for Twitter?

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

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 usage by professional and citizen journalists by $50\%$

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