pick from the following.
a). Changing your profile profile to public will help you create more followers, give your videos more people to follow and establish a stronger brand. Be judicious with the photos you choose.
b). If you want to gain as many followers as possible, you need to have a public account. Link your instagram profile to your other social networking as well.
c). When you do have to approve people, do so as often as possible, if possible, to avoid offending them. Post on instagram asking for tips and recommendations about how to use your instagram account so you don't have to do that again once you get more popular.
d). This includes watching videos, sharing your posts, and commenting on facebook's statuses, which will land people following you. You should also set your privacy settings to " https " so that viewers don't see to your profile picture.Choose from options above and answer: What most naturally follows?

How to get popular on instagram
Set your profile to public.
It's difficult to get popular if you have to approve every person who follows your account. People also tend to want to see what kind of photos you are sharing before they decide to follow you.
Answer:
b).