n the context of sentence 7, the words "one is retired" are best described asAa detail that makes a critical situation even more precariousBa fact that is puzzling to the author and other biologistsCa claim that is of equal concern to scientists and the general publicDan excuse for outdated designs for research projectsEan aside that undermines the point about taxonomy that is being made

the words “strangest” and “unusual” suggest that the narrator is about to tell the story of an odd or puzzling group of people.

the answer is subjective. i personally agree with the first answer for this question.

if one isn't strictly talking about objects then the correct answer would be 'my eyes' since according to this riddle i am asleep and in order to answer/open the door i need to open my eyes first of all.

however, if one is specifically looking for an object, then the first thing i would open would be the door

hope this !

a. conversing outside

explanation:

conversing outside is an example of a communication style.

i hope this you, and have a wonderful day!

i also think it is d (sorry if it's not)