If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is

• A. <img src="/_files/images/civil-engineering/soil-mechanics-and-foundation-engineering/45-11-291-1.png">
• B. <img src="/_files/images/civil-engineering/soil-mechanics-and-foundation-engineering/45-11-291-2.png">
• C. 2
• D. <img src="/_files/images/civil-engineering/soil-mechanics-and-foundation-engineering/45-11-291-4.png">