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18A toy company is designing a pyramid-shaped gift box. The box is a squarepyramid, and the net of the box is shown below.What is the total surface area of the square pyramid in square centimeters?A 66 cm2B 96 cm2C 120 cm2D 126 cm2Total surface area is the sum of the areas of all the faces of a three-dimensional figure.GUIDE:6 cm5 cmINSTRUCTIONAL PRACTICEPage 20%u00a9 RALLY! EDUCATION. NO PART OF THIS DOCUMENT MAY BE REPRODUCED WITHOUT WRITTEN PERMISSION OF THE PUBLISHER.Math Rehearsal%u00ae Plus Instruction for the STAAR%u00ae Test level G