The answer is a since it could have a different meani
Answer:
Your best
Explanation:
If you always try your best
Then you'll never have to wonder
about what you could have done
If you'd summoned all your thunder
And if your best
Was not good
As you hoped it would be
You still could say
I gave today
All that i had in me
Answer: It means an earlier event or action that is regarded as an example or guide to be considered in subsequent similar circumstances.
Explanation: