Matt : You’re awesome, Nancy! You graduated with high honors.

Nancy : I would not make this without you, Matt. I should be the one who expresses my gratitude.

Matt : …, so that’s enough for me.

Which of these following sentences is appropriate to fill the gap?

A. I’m so thrilled to be celebrating your graduation with you

B. I’m so happy not be the part of your graduation

C. I don’t feel like to celebrate your graduation

D. I’m so gloomy to be celebrating your graduation with you