The answer would be B because it includes the word I.
The answer is : C
Cause I know it
I would say the correct answer is B ("I am sorry to hear that; but why did not you tell me that before? If I had known as much this morning I certainly would not have called on him. It is very unlucky; but as I have actually paid the visit, we cannot escape the acquaintance now.")
It is both false and ironic because he would certainly have called on him nevertheless, regardless of the fact whether his wife likes Mr. Bingley or not. He didn't really do much about the whole affair, which is ironic because he makes it as if he had.
I think it is D.
But A could possibly be the answer but D technically includes A.
In order to address the issue you are talking about you can do: 1 Volunteering and taking part helping others, which will be beneficial, 2. Determine which is the real problem from root and then determine how to act, 3. Look for aalliances with partners who can may be helping and 4. Try to give a good use to the resources you have in order to achieve that goal.