The text intends to tell us that[A] the change of human height follows a cyclic pattern.[B] human height is becoming even more predictable.[C] Americans have reached their genetic growth limit.[D] the genetic pattern of Americans has altered.
The text intends to tell us that
[A] the change of human height follows a cyclic pattern.
[B] human height is becoming even more predictable.
[C] Americans have reached their genetic growth limit.
[D] the genetic pattern of Americans has altered.
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