Given below is a sentence that may or may not be grammatically viable, choose the most suitable alternative that reflects the grammatically correct sentence.
The secret of being content is to have the leisure to bother about if you are happy or not.
1
The secret of being content is to have the leisure to bother about whether you are happy or not.
2
The secret of being content is to have the leisure to bother about since you are happy or not.
3
The secret of being content is to have the leisure to bother about so you are happy or not.
4
The secret of being content is to have the leisure to bother about because you are happy or not.
5
The secret of being content is to have the leisure to bother about although you are happy or not.