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

How did I ever think being on campus today was going to be swift at all . Among the other activities I had planned , I had wanted to ask the financial aid office about the status of my other funds . They already gave me $ 320 , but seemingly forgot the other $ 4100 .

Why did the narrator believe that the visit would be quick ?
Available choices:
(a). The narrator planned their activities ahead of time .
(b). The financial aid office was not on campus .
(c). The narrator underestimated how long the planned activities would take .
(d). None of the above choices ....A:
(c).