The correct answer is the second one, because it might happen that you do not have a dictionary at hand and you need to know the meaning of an unfamiliar word. So, if you develop some strategies, that will help you immensely.
The first option is incorrect, because quite the opposite happens - it decreases your reading skills if you have to look up a word every 5 minutes.
And the last option is also incorrect, because those skills and strategies are important.
Since there's no answer choices i'll just give you a tip:
Pathos appeals to feelings
