The correct answer for the question that is being presented above is this one: "A. the relationship between the elements of your thought." Parallel structure is used to make clear the relationship between the elements of your thought.
Here are the following choices:
A. the relationship between the elements of your thought
B. the high quality of your writing
C. the subordinate clause structure
I am pretty shore the answer is A
It means live in the moment. You can't change the past, so don't worry about it. The future does depend on what you're doing now, but belive it is good.