In Order for an Older Adult to Engage in Medical

In order for an older adult to engage in medical decision making, what should they be able to do?

A) Basic cognitive capacities, as indicated by awareness of the date, year, and surroundings.
B) Ability to read and sign their name.
C) Ability to hear and/or see the document that they need to sign.
D) The ability to regulate emotion and reduce anxiety.