Answer:
Prism B's surface area is 4 times Prism A's.
The surface area of Prism A is 214 square centimeters.
The surface area of Prism B is 856 square centimeters.
Explanation:
To find the surface area of a rectangular prism, use this formula:

Where w is the width, h is the height, and l is the length.
Substitute the values given for Prism A and Prism B into the formula to find each prism's surface area:
Prism A:

Prism B:

Prism B's surface area is 4 times Prism A's.
The surface area of Prism A is 214 square centimeters.
The surface area of Prism B is 856 square centimeters.