The notion of an assembly line was an extremely __________ idea in the early 1900s.()
A. triple
B. vertical
C. growth
D. innovative
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Viking I was the first __________ to land on Mars.()
A. vitamins
B. productive
C. condition
D. spacecraft
We planted __________ in the garden.()
A. whichever
B. seeds
C. productive
D. reduced
Take __________ looks good.()
A. productive
B. vitamins
C. whichever
D. condition
His shirt has __________ stripes.()
A. innovative
B. vertical
C. vegetarian
D. feed