I think it's the first sentence because a noun phrase contains is or contains the subject and Hikers is the subject.
Answer:
Relative clause
Explanation:
It's a Relative Clause because of the relative pronoun 'whose'
Sorry but there is no photo of a story attached, sorry for the inconvenience.
The correct answer is B.
He was famous for writing pamphlets about supporting the ideals of the American Revolution which were sometimes even illegal in the eyes of the crown.