Answer:
b. "One thing for sure is that they were UFOs and they had to be piloted by some type of intelligent life."
Explanation:
Well...generally the above observation may seem wrong but it isn't. That's because according to scientific point of view, if he saw a real UFO flying out in the air then it is logically possible that some being of an advance civilization must be piloting that craft. If the observation is correct then it can't just be a coincidence at all.
Answer:
Reflection is when light bounces off an object, while refraction is when light bends while passing through an object.
Zero latitude gets the most direct sun all year around. That's the equator.
The picture you attached has nothing to do with this question.
Answer:
You didnt post a picture im not sure how im going to answer that :/