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When two germ-cells combine during fertilisation, the chromosome number in the resulting progeny is

Question
When two germ-cells combine during fertilisation, the chromosome number in the resulting progeny is
halved further compared to the parents
restored to the normal number found in body cells, maintaining species DNA stability
doubled beyond the normal number
left completely unpredictable
Answer
restored to the normal number found in body cells, maintaining species DNA stability
Detailed Explanation
The union of two germ-cells (each with half the normal chromosome number) restores the normal chromosome number in the progeny, maintaining stability of the species' DNA.
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