1. is B) Dangers since travelers faced that. 2. is A) Soccer since that's what they played 3. is B) Predicate pronoun since the it says ''its'' 4. is B) Predicate adjective since its describing 5. is B) Predicate noun since Harley is a person 6. is B) Miners and suppliers 7. is B) Machinery and explosives 8. is A) Managed since that's doing something.
It should be "Mr. Blakely knew Seth made a bad decision. He told him so." since there's no period to differentiate between the transition, it is a run-on sentence.