I think it is compound or complex! Maybe, but it might be complex. I am 70% on the complex.
The correct answer for the question that is being presented above is this one: "A. correctly; A. correctly; A. correctly. All of the passages that show a dialogue are correctly done, most especially in the usage and placement of commas and quotation marks.
Don't give a repition of facts word for word.
you want your conclusion to be dynamic and natural. the reader must question himself/ herself and be able to comprehend what your subject was about.
I don't know what the example is, but taciturnity means quietness. So the answer is D.