Question

in order to maximize the life span of a stepladder, one should: select the best answer: clean ladder after each use lubricate the ladders moving parts protect ladders from heat, weather and corrosive materials all of the above none of the above

Explanation:

Cleaning after each use removes dirt and debris that can cause wear. Lubricating moving parts reduces friction - related damage. Protecting from heat, weather, and corrosive materials prevents deterioration. All these actions contribute to maximizing the lifespan.

Answer:

D. All of the above