Answer:
B. Respectful
Explanation:
A. Doesn't quit fit, because the father is not insulting or being impolite at all in these passages.
C. He doesn't come off as regretful at all, he is making statements that strongly affirm his beliefs.
D. These passages are far from casual, they're very formal.
And because they are very formal, it is a respectful way to assert his opinion and request that his son be taken seriously BECAUSE of his cultural background.
