The two categories would be Biotic and Abiotic
The nurse should tell the patient that she will help her to get warm blankets in order for the chill to go away. Feeling of chills after giving birth is a common experience and it happens as a result of vasomotor reactions that occur during birth. Covering the patient with blanket will remove this discomfort.
A.) zygote > Implantation > fetus > childbirth