Choose the letter of the word or group of words that best completes the sentence.
Observatories are
Are
In the observatories
Are observatories
Diets differ
Do diets differ
Are diets different
To differ a diet
The U.S. Army Corps of Engineers not spending
The U.S. Army Corps of Engineers not spend
The U.S. Army corps of Engineers does not spend
Not spending the U.S. Army Corps of Engineers
That retail trade figures
Retail trade figures are
Are retail trade figures
Retail trade figures
As
Is the
As is
As is the
Does it combine
It combines
In combining
Combination
Trade unionism will not
Nor trade unionism will
Nor will trade unionism
Neither trade unionism will
Should milk
If milk
If milk is
Milk should
Each eyelid
Is each eyelid
Each eyelid are
Each eyelid which is
Cheetahs
Do cheetahs
That a cheetah can
Can
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