Which collapse cause most plausibly afflicted Viking rope bridges crossing ravines?

💡 Explanation

Progressive planking rot leads to stress beyond rope capacity; missing supports cause failure via load shift. Therefore, C is more applicable because the plank’s degradation slowly reduces capacity rather than sudden overloads by ice or resonance.

• Which mechanism enables lenses in historical Islamic dioptrics to focus and magnify objects?
• Increased political isolation results when which diplomatic mechanism fails in the Byzantine Empire?
• Which mechanical outcome results when pre-industrial square-rigged sailing ships experience sustained beam winds?
• Which outcome helped Islamic scholars navigate vast distances, given algebraic solutions for spherical triangles, relying on precise instrument fabrication?
• Which water management consequence resulted from extensive chinampa cultivation in the Basin of Mexico ca. 1500 AD?
• Which outcome occurred due to inaccurate star position measurements incorporated into early astrolabes?