A blood type that can boldly say one's own opinion

1. Type O: When they have different opinions, they will basically not remain silent, no matter how boring the suggestion is, no matter how high the status of the other party is, they will be outspoken.
2.B type: they do not care how other people think, so they can express frankly to anyone, but B-type people are not good at a lot of people face the views set before.
3. AB type: I care most about the harmony of interpersonal relationships . Before I confess my own opinions, I often think about "if I say it, what kind of impact will it bring to our relationship".
4. Type A: Type A people who are cautious and thoughtful, even if they have a lot of ideas, they cannot express them smoothly because they are afraid of being opposed.