ALLGO announced at Time t that it was acquiring DoLittle Industries. There were no other announcements affecting these firms. ALLGO's stock had daily returns of -.2, +.1, -.5, -.1, +.1 for Time_{t - 2}to Time_{t + 2}, respectively. The daily returns on the market were -.1, +.2, +.1, -.2, and +.2 for Time_{t - 2}to Time_{t + 2}, respectively. What is the cumulative abnormal return for these five days?

A -.5

B -.7

C -.3

D -.10

E -.8