Answer:
D. 507 square units
Step-by-step explanation:
surface area of the rectangular pyramid
[tex] = area \: of \: base + 4 \times area \: of \: one \: \triangle \\ \\ = {13}^{2} + 4 \times \frac{1}{2} \times 13 \times 13 \\ \\ = 169 + 2 \times 169 \\ \\ = 169 + 338 \\ \\ = 507 \: {units}^{2} \\ [/tex]
