Answer:
I would say B but im not 100% sure, C sounds resonable as well. I know its not A or D. Letter B might be your best bet.
Explanation:
hope this helped you :3
I therefore conclude that Learning from our mistakes and always conducting a positive attitude is the key to success. Having the confidence and optimistic attitude towards situations gradually helps you reach your goals.
Answer: It's the first choice:)
Hope this help:)
The answer I think might be B