Evaluations for input

Consider the three stocks in the following table. $P_t$ represents price at time $t$, and $Q_t$ represents shares outstanding at time $t$. Stock C splits two for one in the last period. <image 1> Calculate the rate of return for the second period ($t=1$ to $t=2$)

(A) 0

(B) 1.23%

(C) 2.38%

(D) 3.57%

Answer with the option's letter from the given choices directly. No punctuation.