The maximum deflection of a simply supported beam of length L with a central load W, is

• A. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.71-1.png">
• B. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.71-2.png">
• C. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.71-3.png">
• D. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.71-4.png">
• E. <img src="/_files/images/civil-engineering/strength-of-materials/128-6.71-5.png">