i need some advice :(

hello, i am 20 years old and i found out i am pregnant, my mom said i better not be trying to get preg but i am to begin with. i dont know what to tell her. i will be 21 when baby arrives and currently in 1st year of college but i am not giving that up. ill be taking a year off then returning to funnish my course, CAN ANY ONE PLEASE HELP ME ON WHAT TO TELL MY PARENTS MY MOM ESPECIALLY???