Answer:
sentence 2 is structured differently than the others.
Answer: 1. Open self, what is known to self and others.
2. Blind self, what is unknown to self but known to others.
3. Unknown self, what is unknown to self and others .
4. Hidden self, what is a known to self but unknown to others.
Explanation:
Wow, that was a tricky one. Hope it unscrambles your brain.
The answer is C - It is a waste to use gold for everyday purposes, because it is hard to find.
Juliet loves Romeo but has sworn to remain chaste I believe