Explanation:
it could be either. it depends on how you want to interpret it. going strictly by the grammar (because of the Can), it would be interrogative. but going by the intended meaning, it could be seen as imperative (a nicely worded order). are you looking at syntax or semantics?
It can be perseverance, courage, maybe even hope.
She buys her husband something for his watch by cutting her hair& selling it to buy something for his watch for him.
he sells his 2atch to buy her something for her hair.
A if you want to spend your money on i go with A