A is a person who has never married.​

spinster, bachelor

Explanation:

in the United States, "spinster" is the legal term used to refer to a woman who has never married, just as the male counterpart of "bachelor" refers to a man who has never married. Once men and women are married, they can never revert to the state of "never married". These legal terms bear no other connotations

spinster

Explanation:

In the United States, "spinster" is the legal term used to refer to a woman who has never married, just as the male counterpart of "bachelor" refers to a man who has never married

to keep it profesional sex is the main way humans reproduce

explanation:

i don't think so because different teachers have different materials. tehy teach differently, unless you know for sure your teacher is the exact same as others. i would just contact ur teacher