C because a market research helps when you are buying something which he is (car) and this is a secondary resource because it is recommended by someone rather than them finding the research himself.
It seems that you have missed the bold print word in the given quote, but anyway, I will just try to given the meaning of the complicated words in this quote. Delicacy: the quality of being delicate; luxury. Vex: <span>implies greater provocation and stronger disturbance; connotes anger. Conundrums: A difficult problem; puzzle. Hope these helps. </span>
Answer:
Con is a latin root word. It means in opposition to.
Hope that helps! Have a good day!
The counter argument is the first one
I think the answer would be C. an angry state of mind
The points A, B, and D are different definitions from those of "a feeling or state of mind." That being said, they would not be alternate defintions. Also, "an upset or angry state of mind," comes with the primary definition, meaning C. would be an alternate definition.