In a certain code language,
'find my car' is coded as 'mi co kh',
'black vintage car' is coded as 'co ne ve',
'find black house' is coded as 'ne kh sa'.
(Note: All codes are two letter codes only)

What could be the code for 'my vintage house' in the given code language?

Five people C, D, X, Y and Z each scored different marks in the same test. All scores are in whole numbers only.
D scored the second lowest and D's score was 40. X scored more than D but less than the one who scored 45. 45 was not the highest score. C's score is an even number. C did not score the least. Y scored 6 marks less than Z. Which of the following can be a possible score of C?