Question

the most common cross connection on a bathtub is
a shower faucet that is too low
a pressure balancing faucet set
a tub fill spout below the tub flood rim
a tub drain interconnected with the cold water supply
a faulty shower diverter
question 3
a tile lip for a bathtub
provides a connection for the overflow
is part of the drain connection
provides a mounting plate for fixtures
provides a support point for the tub to the structure
supports the tub skirt

Explanation:

1. For the first question, a cross - connection is an unintentional connection between a potable water supply and a non - potable source. A tub fill spout below the tub flood rim can create a cross - connection as water can flow back into the supply line under certain conditions like backpressure or backsiphonage.
2. For the second question, a tile lip on a bathtub provides a support point for the tub to the structure, helping to secure the bathtub in place during installation and use.

Answer:

1. C. a tub fill spout below the tub flood rim
2. D. provides a support point for the tub to the structure