Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

[Q]: Differentiation is caused by the energy going in ____ directions.
[A]: two


[Q]: Early childhood refers to the time period between birth and ____ years of age.
[A]: eight


[Q]: Infants born of immune mothers have antibodies for upto ____ months of their lives.
[A]:
six