According to the text, what can we do to increase our sense of satisfaction with life? 1. We can compare ourselves to those who are less fortunate...

According to the text, what can we do to increase our sense of satisfaction with life?

1. We can compare ourselves to those who are less fortunate than us and reflect on everything we have.
2. We can constantly compare ourselves to those who are more intelligent, more beautiful, or more successful than us.
3. We can complete the sentence 'I am happy that I am not...' to increase our sense of satisfaction with life.
4. We can imagine personal tragedies, such as burns or deformities, to increase our sense of satisfaction with life.
a) Only statements 1 and 3 are correct.
b) Only statements 2 and 4 are correct.
c) Statements 1, 3, and 4 are correct.
d) Statements 2, 3, and 4 are correct.