Answer:
e) the number of pairs of homologous chromosomes in a gamete.
Step-by-step explanation:
A diploid cell is defined as the the cell containing two complete set of homologous chromosomes in a gamete.
In humans or other diploid sexually reproducing organism, sperm get fertilised with egg and produces a gamete with two haploid sets of chromosomes form a complete diploid set.A human diploid cell has 46 chromosomes in 23 pairs.
Hence, the correct option is e)