Whatsapp Chat Tips - The Question People Ask Me Most

This is the question if face most of the time from my friend.

If I block people on WhatsApp, can they see my display picture?

i simply answer them.
After the acquisition of Whatsapp by Facebook, it has introduced several new features that mainly concerns about the users privacy.

Settings -> Account -> Privacy and choose from these three

Everyone- Anyone can see your profile picture
 My Contacts- Only your contacts will be able to see your profile picture
Nobody- Only you will be able to see your profile picture

Read most written whatsapp status.