How do interfaces for elderly users differ in terms of accessibility and user experience?

How does Dungeons & Dragons implement the following Dramatic Elements: Challenge Play Premise How do the more story based dramatic elements (premise, story, character, world) integrate with the mechanical aspects of the game (ability scores, skills, combat system, spell system, etc.)?

How does an adaptive interface cater to differently-abled users?

What are interfaces? how do we design interfaces for different environments, people, places, and activities? please help to write 1 to 2 pages.