The correct answer is the first one.
He describes Mrs. Miller's behavior as "unprecedented." By this, he is saying that, of all the parents he has ever known, her behavior is unusual, singular, or unique.
Quite simply, it is strange that she would allow her daughter to run around town with a strange man. Mrs. Miller's behavior is more than silly -- it is downright unheard of.
Answer:
Muir.
d) I only went out for a walk and finally concluded to stay out till sundown, for going out, I found, was really going in.
Explanation:
a) Muir;
I only went out for a walk and finally concluded to stay out till sundown, for going out, I found, was really going in. The wall of the ranger station was bare, except for a framed poster quoting John.
b) Muir,
I only went out for a walk and finally concluded to stay out till sundown, for going out, I found, was really going in. The wall of the ranger station was bare, except for a framed poster quoting John.
Muir:
I only went out for a walk and finally concluded to stay out till sundown, for going out, I found, was really going in. The wall of the ranger station was bare, except for a framed poster quoting John.
The comma behind bare needs to be removed.
Its smell or taste hope this helps!