Read the following context and choose the best option to answer the question.
Context: Dear E. Your death triggered a lot in the life of your small brother . You know I learned how to make coffee for all the people that came in the days after you died ? It was a sign : I had grown up .
Question: What may be the reason for the speaker growing up ?
Options: 
A. Going through the pain of his brother 's death .
B. Drinking coffee .
C. None of the above choices .
D. Brewing coffee on his own .


A