I don;t think you should be planing to make changes in your personality directly after negative experiences: those make you too emotional and might stop you from making rational choices.
So the best is if you genuinely want to improve to improve your life and the best answer is d)
Answer:
Lexical Hypothesis
Explanation:
According to the lexical hypothesis, important personality characteristics should be reflected in the language that we use to describe other people.
Answer:
Well, signs could be trust sources and dates since it was published. Like for example, Wikipedia isn’t reliable since you can edit others answers and can be used as an opinion. On the other hand, things like History.com or such resources are by a trusted site right? Strong writers use different sources to expand their knowledge etc. I’m not sure if I helped so, I’m sorry if I wasn’t of use