Your answer is d, because the man was speaking for himself :)
The correct answer among all the other choices is "Braille is a form of writing that enables blind people to read and write using bumps on paperthat represent letters." Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
Answer:
It is a sign of respect
Explanation:
To raise Americans' awareness of the honorable contributions made by those who died while defending our nation. To encourage all Americans to honor those who died as a result of service to this nation by pausing for one minute at 3:00 p.m. (local time) on Memorial Day.