$$18\div15\textbackslash\% = 120$$ ounces. 
A $$15\textbackslash\%$$ sugar solution contains $$18$$ ounces of pure sugar. How many ounces of solution are there? 
A: $$90$$ ounces 
B: $$100$$ ounces 
C: $$120$$ ounces 
D: $$150$$ ounces 