What’s the answer help !

Choose the letter of the sentence in which the word is incorrect. however good the intentions, ethenasia is extremely controversial. the lawyers strong statement supporting euthanasia won the sympathy of the jury. her euthanasia for sailing led to a year long yachting trip.

The following sentence contains what type of conjunction? he is not only a great player but also an exceptional coach

What is meant by “eternally burning black pipes”? what is this implying about the personality of the firemen?