Read the following context and choose the best option to answer the question.
Context: Dear Sugar , I have been in a monogamous relationship for the past 10 years . We ' ve had two children , but have never been married . The truth is that I do n't get along very well with my partner , but simply manage because of the kids . He has serious anger issues , and in turn , I have problems with the way he handles himself .
Question: What may be the plausible reason I have not married my partner ?
Options: 
A. He is an angry person .
B. He has two kids .
C. He is an incompetent person .
D. He is a sad person .


A