. In the sentences below, the underlined words share the same denotation, or general literal meaning: "unbelievable." Which underlined word has the most strongly negative connotation? Base your answer on context as well as on your knowledge of words.
A. Tanya had never before seen the (incredible) pinks and blues of the Arizona sunset.
B. The claim that you could learn Spanish fluently in one week is highly (implausible.)
C. We all thought the way the magician pulled seven rabbits out of her hat was (astonishing.)
D. George gave the (preposterous) excuse that a herd of buffalo had prevented him from getting to work on time. ​