--- You don't seem to be quite yourself today. What's wrong?

--- Oh, I'm suffering from a cold. Nothing serious, _____.

A．yet

B．indeed

C．though

D．anyway

Perfect certainty belongs only to the gods; the rest of us have to make do with science and its______.

(A) imperfections
(B) conclusions
(C) methodologies
(D) hyperbole
(E) resignation