What to do??? from a pregnant teen?

I'm now a month pregnant I found out a week and a half ago I am having a hard time telling my parents in fear of being kicked out if my house and of them trying to make the dad go to jail...because the dad is 4 years older then me and I'm 16...the dad to the baby is being a to me saying he only there fir the baby and if I really bug him he might not be...when we had he was nice and sweet and it was a one time thing it was friends caught in the moment mainly me since I start the kisses and other stuff ..I just dont want to have a abortion ,get kicked out, and if idont give the baby for adoption and keep it I want the dad to be there but my parents might make that impossible .......Wat to do I'm so scared? ??????? Can anyone help me?? Any advice