Teacher:In this task, you're given a context, a sentence,  and a character. The sentence describes an action or job of the given character. Also, the context provides more information about the sentence or the character. Your task is to write the character's motivation by doing a specific job, which is given in the sentence. You can use context to find the motivation; however, all the inputs do not provide context. Also, in some inputs, there can be zero motivation; output, 'None' in this case.
Teacher: Now, understand the problem? Solve this instance: Context: Enid Ellis was 94, and she was very ill. She told a medical student at the hospital she worried about Schmoo. She didn't know who would care for her little cat, if she were to die. The medical student, Mark, said that he would love to adopt Schmoo! 
 Sentence: Enid Ellis was so grateful and relieved, she passed away that night. 
 Character: Mark the medical student
Student:
None