Hi hope please answer this question please

Hashtags serve to identify the topic of a given tweet true false

Respond to the following in three to five sentences. select the workplace skill, habit, or attitude described in this chapter that you believe is most important for being a successful employee.

You need a quick answer from a coworker. the most effective way to reach your coworker is through a. cloud server b. instant message c. teleconference d. telepresence