The Reaction a - B Is First Order in [A]

The reaction A - B is first order in [A]. Consider the following data.
-The rate constant for this reaction is s^{- 1}.

A) 0.46
B) 14
C) 3.0 × 10^{- 2}
D) 4.0 × 10²
E) 6.9 × 10^{- 2}