Answer: "if"
Explanation:
Signal words are referred to as the words that provide hints on what is expected to happen while one is reading.
The signal word that points to the problem in the passage is "if". From the text, we can see that Hughes knew that the meat that comes from a single cow could not make many people sick buy that the real danger was "if" the disease was passed to other cows.
Answer:
The author Lukens says people often find it difficult to view things clearly in our life as one finds himself always in the midway. But when a reader reads a story or work of literature, he learns to sort out the important details by removing the non-essential elements. Similarly, he can employ this clarification technique in real life too in order to separate all the experiences that are irrelevant or unimportant and focus on what is relevant. Thus, the <u>learning of this detachment technique by going through a work of literature would assist the reader to find essentials and focus on the significant events of his life by removing everything that's unessential</u>.
For if they could Cupid himself would blush
To see me thus transformèd to a boy.