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 .

Q with options: Give answer the following question using evidence from the above passage: Why did n't you type a single word on the computer ?
OPTIONS: [+] I did n't type a single word on the computer because I only need to make a few minor changes . [+] I did n't type a single word on the computer because I am frustrated and ca n't think straight . [+] I did n't type a single word on the computer because I was busy trying to improve word flow . [+] I did n't type a single word on the computer because I was staring at videos on the computer .
I did n't type a single word on the computer because I am frustrated and ca n't think straight .