Which phrase best describes the tone of these lines?
you will be fine. i have seen it in you—your ability to spring back when written off. and soon, christmas will come. i may not be around to choose a tree for you, or hang the ornaments on the top branches like before. but my mind will be at peace knowing that you are safe and secure. that was all that i ever wanted, you know that.
a. calm and accepting

b. grateful and joyous

c. wistful regret

d. evil foreboding