Answer:
Option D, Totipotency
Step-by-step explanation:
Totipotency is the ability of a cell to differentiate into all other cells with in an organisms. A fertilized egg which has the potential to give rise to any cell with in an organism is called a totipotent fertilized egg. These totipotent cells are produced in large amount during the initial stages of embryonic development when maximum development is required and also they have the ability to form an entire organisms.
Thus option D is correct