I'm very sorry to hear that. I know we don't anything about each other, but if you need to talk to someone, I am free...
a. whatever type of team you choose, you know that less diversity will bring you ideas.
Answer: Over-sized ego
Explanation:
Over-sized ego is defined as the property of having big ego in which a person tends to lose interpersonal skills and empathy.They believe their every thought and work is correct and do not base their opinions and views according to other people.They have the tendency to be right in everything as thinking of being superior than others .
According to the question, Tyrone is not able to communicate due to obstruction created by over-sized ego.He thinks of being superior after being promoted to manager position.This makes him ignore other opinion and instruction of boss.He thinks he is taking correct measure for handling project and others view and support are not important.
An irrationally motivated arsonist is called a pyromaniac.
A pyromaniac is a person with a mental disorder who find happiness in setting things/people on fire with the aim to destroy/hurt/kill them. They will usually continue setting things on fire until they are apprehended because it brings them irrational joy.