Write the next sentence in the following story.

How to get lots of friends on moviestarplanet
Be friendly.
If you want friends, you must behave like a friend. This means being friendly at all times, being supportive and being helpful.

Pick from:
(a). In your friendliness, you are showing that you've got qualities that others don't. Have fun on moviestarplanet.;
(b). Each time you look at them, remember that you're their friend. Everyone needs to know that you respect them, and you are obligated to be kind to them.;
(c). Don't talk badly about people or even be mean to them. When you talk to someone you don't know, feel yourself getting a little insecure.;
(d). Most importantly, don't be mean. Don't insult or bully other players.;. The answer should be
(d).