What is the limit of the persons you can follow per day on Twitter?

This question is based upon the figure shown belwo Which of the following options from the given figure does not appear below the tweets sent and received by the users on Twitter?

This question is based upon the figure shown belwo The given image is used to ________________.

If a user receives a Direct message via text message on Twitter, and replies without including 'the username' at the beginning of message, it is recognized as a ________________, not a Direct message.

Maximum recommended limit for Profile photo and Header photo to be uploaded in Twitter respectively?

Promoted tweets for Twitter Ads full service cannot appear in _______________.

What does Twitter's 'Follower Growth' metric track?

What integrated mobile video app (with major marketing potential) was recently released by Twitter?

Being consistent with what time of day and how often you tweet can benefit your account?

Which is considered spammy tactics?

What is the maximum number of characters allowed in one tweet?