Labor and Delivery Nurse career help

i’m 21 , and had my son 9 months ago i’ve been wanted to go back to school for the longest so i’m doing it !!! i want to do this for my self and my baby boy 💖💖

i just would like to know what are the prerequisites for becoming a Labor and Delivery nurse that is 100% what i long to do !!! this covid-19 is making it very hard to get to the school i applied too , so i am signing up for summer session .. sadly i missed the spring session .. please any advice would be lovely ! already enrolled in psychology .. i know at least the first class of psych is recommended 💖💖 thank you in advance