argh ! sooo frustrating . been staring at the computer screen for over an hour and not one single word has been typed , except a few small changes to improve the word flow . sucks .
Why did n't you type a single word on the computer ?
A. I did n't type a single word on the computer because I only need to make a few minor changes .
B. I did n't type a single word on the computer because I am frustrated and ca n't think straight .
C. I did n't type a single word on the computer because I was busy trying to improve word flow .
D. I did n't type a single word on the computer because I was staring at videos on the computer .


B