This is D., a hyphen. I You would write it as 'old-fashioned'. There would only not be a hyphen if it was 'old fashion' without the 'ed' at the end.
He either heard something or smelled something. i cant exactly remember
"like a sunbeam" - it is used to give deeper meaning and description to what her face looks like in person so the reader can feel as if they are standing in front of her seeing that face.
Answer:
A. My teacher once remarked, "The older I get, the younger my students are."
Explanation: