Number of rivets required in a joint, is

• A. <img src="/_files/images/civil-engineering/steel-structure-design/94-14-40-1.png">
• B. <img src="/_files/images/civil-engineering/steel-structure-design/94-14-40-2.png">
• C. <img src="/_files/images/civil-engineering/steel-structure-design/95-14-40-3.png">
• D. <img src="/_files/images/civil-engineering/steel-structure-design/95-14-40-4.png">
• E. none of these.