Wanda is a cake designer with a specialty in rectangular silk screen photo cakes. For every cake that she makes, the width of the cake is 4 inches more than the width of the photo in the center of the cake, and the length of every cake is two times its width. The area of the cake Wanda is currently working on is at least 254 square inches. If x represents the width of the photo, which inequality represents this situation? a. 2x²+16x+32≥254 b. x²+8x+16≥254 c. x²+4x≥254 d. 8x²+64x+128≥254