Which of the Following Is True of the Growth Spurts

Which of the following is true of the growth spurts of the brain?

A) The first major growth spurt of the brain occurs during the fourth and fifth months of prenatal development.
B) The first major growth spurt of the brain occurs between the 25th week of prenatal development and the end of the second year after birth.
C) The first growth spurt of the brain is due primarily to the proliferation of dendrites and axon terminals.
D) The second growth spurt of the brain is due to the formation of neurons.