In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

What is wrong with april kepner's baby on grey's anatomy?
Osteogenesis Imperfecta type 2

Where is national open university located in lagos?
Victoria Island,VI Lagos

Who sang 'me you and a dog named boo'?

Roland Kent LaVoie