Question

question 20 (1 point)
double insulated items have
○ a box in a box on the label.
○ it written on the products label.
○ a circle in a circle on the label.
○ not any markings since they are made of plastic.
○ a three prong plug.

Explanation:

Double - insulated items are marked with a symbol of a box within a box on their label to indicate the double - insulation feature. This marking is a standard way to identify such products.

Answer:

a box in a box on the label.