The last option because it's like the earth
The finches adapted over time to better suit their environment that they were in -- the size and shape of their beaks changed as a result of natural selection.
Well, they are made of cells, they obtain and use energy, they grow and develop, they reproduce, they respond AND adapt to their environment, c:
To feed nutrianse to the baby. whe the mother eats that goes to the umbilical cord and gives it nutriance