Read the following context and choose the best option to answer the question.
Context: If you want to clean the kitchen and then put up a complaining notice then fine but DONT THROW OTHER PEOPLES PROPERTY IN THE BIN . YOU'RE NOT THE BLOODY LANDLORD . And it 's not the first time either , I ' ve found my pot in the bin bag after leaving it for one hour fifteen minutes in soak in the sink .
Question: How did I feel after what happened ?
Options: 
A. I 'm confused about what happened .
B. I 'm angry and upset at what happened .
C. I 'm grateful about what happened .
D. I 'm glad what happen happened .


B