The maximum error in radial line assumption, is

• A. <img src="/_files/images/civil-engineering/advanced-surveying/89-4.109-1.png">
• B. <img src="/_files/images/civil-engineering/advanced-surveying/89-4.109-2.png">
• C. <img src="/_files/images/civil-engineering/advanced-surveying/89-4.109-3.png">
• D. <img src="/_files/images/civil-engineering/advanced-surveying/89-4.109-4.png">