In order to answer this correctly, you must know the meaning of vigilant (keeping careful watch for impending danger) as well as the meanings of all the choices given. Which two words are similar in meaning? When you have that answer, take out the word vigilant, and put the new word in its place. Does it still make sense? If so, you most likely have the correct answer.
In my view this quote by Abraham Lincoln is a perfect example of D. personfication. He said "Nation dedicated" but it can't be like that. So I've chosen d. option.
Bleak, dying, ghost, sorrow, and lost
I believe the correct answer is artificial.
Mary Wollstonecraft’s “The Vindication of the
Rights of Woman” had for the main purpose to convince the readers to accept her
point of view – that women’s weakness was artificial. She believed that women’s
minds were “flowers planted in soil that is too rich”, so they had no
weaknesses compared to men.
