About 0.3% of human live births are trisomic. In contrast, only 0.02% of human live births are monosomic.Select the best explanation for why the occurrence of monosomics is less than that of trisomics.A. Deleterious recessive alleles may be masked by dominant alleles on trisomic chromosomes but not on the monosomic chromosomesB. Gene dosage imbalance is less likely to lead to spontaneous abortion in trisomics that in monosomicsC. Meiotic nondisjunction more commonly results in trisomic gametes than in monosomic gametesD. Mitosis is more likely to be completed correctly in trisomics than in monosomics

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