Read the following article and answer the question by choosing from the options.

It took me forever to finish that essay because while I was doing it , I was also wacthing TV , so it took me a lot of time . When I finished it , I went to bath and get ready for the day . Then , and went downstairs to the computer .

What is the reason that watching TV caused me to take forever to do the essay ?
Choose from:
(I) The TV did n't provide enough light to write by;
(II) I was forced to write a longer essay because it was TV based .;
(III) None of the above choices .;
(IV) I was distracted from my writing .;...A:
(IV)