Choice A rationale:

This statement is incorrect.

Minors do have rights to refuse or consent to medical treatment, although these rights may vary depending on their age, maturity, and the legal jurisdiction.

Choice B rationale:

The capacity of a child to make decisions regarding medical treatment is assessed based on their age, maturity, and understanding.

This statement is correct.

In many legal systems, minors are evaluated on their ability to comprehend the implications of medical decisions, and their capacity to make decisions increases with age and maturity.

Choice C rationale:

This statement is incorrect.

All minors do not have the same capacity to make medical decisions.

It varies based on individual factors such as age and maturity.

Choice D rationale:

This statement is incorrect.

Legal jurisdiction does affect minors' rights when it comes to medical treatment.

Laws and regulations regarding minors' rights can differ from one jurisdiction to another.

Choice E rationale:

This statement is correct.

Minors may have the right to refuse or consent to medical treatment, depending on the legal jurisdiction.

The specific laws and regulations in a particular area will determine the extent of minors' rights in making medical decisions.