In a period, density first ___then_____and in a group it_down the groupA. Decreases, increases, remains constantB. Increases, decreases, decreasesC. Increases, remaina constant , increasesD. Increases, decreases, increases

In a period, density first ___then_____and in a group it_down the grou

1.	In a period, density first ___then_____and in a group it_down the groupA. Decreases, increases, remains constantB. Increases, decreases, decreasesC. Increases, remaina constant , increasesD. Increases, decreases, increases
Answer» Correct Answer - D

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In a period, density first _then___and in a group it_down the groupA. Decreases, increases, remains constantB. Increases, decreases, decreasesC. Increases, remaina constant , increasesD. Increases, decreases, increases

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