In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
Passage:

Everyone is busy in making their life in the world. After working whole day, there are so many things ______ that gives us ______ and irritation. We face many ______ in our life. Those who are heavy set with material ______ will have a lot of trouble when their things are taken away from them or lost. But the ______ is life still is easy. It always will be.