WHO WANTS TO TALK AND I NEED FRIENDS

Which is a higher ratio, 6: 9 or 3: 7

What is the problem with the following sentence: cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

Which tense allows for an event that began in the past to carry into the present moment in time