Which type of ladder is designed to be used as a self-supporting stepladder and as a single or extension ladder?
A) Roof ladder
B) Straight ladder
C) Extension ladder
D) Combination ladder

Question

Quizplus · Accepted Answer

Combination ladders are designed to be versatile and can be used as a self-supporting stepladder, as well as a single or extension ladder, making them suitable for a variety of tasks.

Which Type of Ladder Is Designed to Be Used as a Self-Supporting