Which of the following is a correct pair of masculine and feminine gender?

Fox:Vixen

The correct pair of masculine and feminine gender is Fox:Vixen. The word fox is a gender-neutral noun that refers to an adult male or female fox. However, there is a specific term that is used to refer to the female fox. The female fox is called a vixen.

The other options are incorrect.

• Bachelor:Bachelor is not a correct pair of masculine and feminine gender. The word bachelor is a gender-neutral noun that refers to an unmarried man or woman.
• Stag:Handess is not a correct pair of masculine and feminine gender. The word stag is a masculine noun that refers to an adult male deer. There is no feminine equivalent to the word stag.
• Chairman:Chairwomen is not a correct pair of masculine and feminine gender. The word chairman is a masculine noun that refers to the head of a committee or board. The word chairwomen is a plural noun that refers to a group of female chairpersons.