Answer:
The three wrong words or phrases are More Hard, Gooder and Worst.
Explanation:
The correction for the sentence is...
I looked HARDER, but I still could not see the page any BETTER than I had before. Losing was WORSE than when I forgot to use the better of my two glass cleaners and my glasses were day.
Here is a structure on how to answer:
1. Think of two examples: Maybe you think that developing countries does not have as much art - which does contribute to the happiness of the people.
Second, maybe the living conditions.
2. Research to add credibility.
Generally C, is the correct answer, however, C next time needs a transition word like; and, but, yet, however, or etc.
Answer: C
Hope this helps!