The additional word in the sentence that should be capitalized is D. Mom.
After solving my brother’s math equation, my father called me a genius.
Anna wrote very fast because she was extremely focused.
Sam reminded me that I needed to view the problem from a different perspective.
After hearing Emily sing, the entire class was stunned that a girl so quiet would sing so loud.
Segregation is when the seperated the colored from the white during dr kings life he had to deal with this and he took action to it instead and paid a price
C. How long does it take to travel from the Earth to the moon?
This is the weakest research question because it can be easily answered. According to a 2 second Google search, it takes about 3 days for a spacecraft to reach the moon from Earth. This question does not allow for a lot of research for development into an essay. Options A, B and D all have a variety of possibilities that would allow for a multi-paragraph essay with significant topic development.