$$47 -- 12 = 35$$ ounces. 
Mike has $$47$$ ounces of salt solution. Given that there are $$12$$ ounces of pure salt in the solution, how much water is there? 
Options:
A: $$25$$ ounces 
B: $$35$$ ounces 
C: $$45$$ ounces 
D: $$59$$ ounces 