SO₂Cl₂ decomposes in the Gas Phase by the Reaction SO₂Cl₂

SO₂Cl₂ decomposes in the gas phase by the reaction SO₂Cl₂ (g) →SO₂ (g) + Cl₂ (g)
The reaction is first order in SO₂Cl₂ and the rate constant is 3.0 × 10^{- 6} s^{- 1}at 600 K. A vessel is charged with 2.4 atm of SO₂Cl₂ at 600 K. The partial pressure of SO₂Cl₂ at 3.0 × 10⁵ s is
Atm)

A) 1.4 × 10⁵
B) 0.76
C) 0.29
D) 2.2
E) 0.98