Answer:
b. No
Explanation:
This is not an effective strategy for self-improvement. In this sentence, the author tells us that he believes he will be able to score 25 goals in a soccer game. This is extremely unlikely even for the best soccer players in the world. Therefore, the goal is unrealistic. By creating unrealistic or unachievable goals, we only make it more difficult for us to succeed, and the failiure that will inevitably follow can be damaging to our confidence. Therefore, when establishing goals, it is important that we are realistic.