The K_p for the Reaction Below Is 1

The K_p for the reaction below is 1.49 × 10⁸ at 100.0 °C: CO (g) + Cl₂ (g) → COCl₂ (g)
In an equilibrium mixture of the three gases, P_CO = P_Cl2 = 1.00 × 10^-4 atm. The partial pressure of the product, phosgene (COCl₂) , is ________ atm.

A) 1.49
B) 1.49 × 10¹⁶
C) 6.71 × 10^-17
D) 1.49 × 10⁴
E) 1.49 × 10¹²