Final answer:
For a ladder to be considered in position and ready to use, its rungs and steps must be sturdy, secure, and evenly spaced, but must not be slippery.
Step-by-step explanation:
The ladder must be sturdy, secure, and evenly spaced in order to be considered in position and ready to use. However, it must not be slippery, as that would put the user at risk of falling.