1 is required to establish a personal credit rating
2, 3, and 4 impact the calculated rating itself
The purpose of this passage is to clarify what a UFO is. The passage tells you that even though UFOs often star in science fiction movies, most UFOs are actually aircraft, kites, clouds, meteors or rocket debris. It also cites a famous case in order to provide evidence for their claim.
1.hiking
2. putting
3. seeking
4. traveled
5. mapped
6. offered
7. wandering
8. becoming
9. visiting
10. phoning
11. checking
That's all that I can see
The ability to remain positive. Simple:3