Hypoplastic defects in permanent central and lateral incisors are likely to result due to severe illness or other factors during_______________?

Hypoplastic defects in permanent central and lateral incisors are like

1.	Hypoplastic defects in permanent central and lateral incisors are likely to result due to severe illness or other factors during_______________?
A.	First nine month of life
B.	First two years of life
C.	First month of life
D.	Two or three years of life
Answer» B. First two years of life