Answer: I am upset my mistake cost us the game and you feel bad about it. I will do better next time.
Explanation: āIā statements also known as "I" messages allows speakers to be assertive without being accusatory, which often can make listeners feel defensive. While it helps us become aware of problematic behavior and allowing us take responsibility for our own thoughts and feelings, rather than being accusatory, it also helps in fostering positive communication, helping to make them stronger. This is because sharing feelings and thoughts in an open manner in addition to being honest can help people grow closer especially on emotional levels.