The sex of a person is determined by ____________.

Correct option is B

The correct Ans Option) B) the chromosomes present in sperm

The sex of a person is determined by the chromosomes, specifically the X and Y chromosomes.

• Females typically have two X chromosomes (XX).
• Males typically have one X chromosome and one Y chromosome (XY).

The presence of the Y chromosome generally determines male sex, while the absence of the Y chromosome (and two X chromosomes) results in female sex.