A single angle in tension is connected by one leg only. If the areas of connecting and outstanding legs are respectively a and b, net effective area of the angle, is

• A. <img src="/_files/images/civil-engineering/steel-structure-design/101-14-108-1.png">
• B. <img src="/_files/images/civil-engineering/steel-structure-design/101-14-108-2.png">
• C. <img src="/_files/images/civil-engineering/steel-structure-design/101-14-108-3.png">
• D. <img src="/_files/images/civil-engineering/steel-structure-design/101-14-108-4.png">
• E. none of these.