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: Most ducks acquire breeding plumage in the fall, ____ or seven months before other birds.

A: six
****
Q: Cleavage is good in ____ directions at right angles.

A: two
****
Q: Time series are annual data for ____ years prior to the latest year.

A:
five
****