[Q]: - Embryo is C - Embryo grows and develops into a fetus inside the woman's womb - The fetus is born - Begins to grow and develop through infancy and childhood - In the teenage years the human experiences puberty - Reaches sexual maturity - At 18 the human becomes an adult - Adult may procreate continuing the cycle. What might be the first step of the process?
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[A]: A man and woman mate

[Q]: - The can is taken to a recycling center - Melted down along with other cans - The melted metal is turned into bars - Becomes material for other products. What might be the first step of the process?
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[A]: A can is thrown away into a recycling bin

[Q]: - The water combines with carbon dioxide in the air to form carbonic acid - As the acid is formed, the iron starts to dissolve - Some of the water breaks down into hydrogen and oxygen - The free oxygen and dissolved iron bond together - They form iron oxide, which is rust - What might be the first step of the process?
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[A]: Water comes into contact with something made of iron

[Q]: - A selection of grapes are gathered - The grapes are washed - The stems are removed from the grapes - The grapes are crushed and added to a fermation container - Yeast is added to the container - The yeast eats the sugar in the yeast, releasing alcohol - What might be the first step of the process?
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[A]:
Grapes are grown