Cecilia Feels a Lump in Her Neck

Cecilia feels a lump in her neck. She does some online research on this symptom, but nothing she finds gives her a good idea of what the lump might mean. What dimension of uncertainty is refelcted by Cecilia's findings?

A) Complexity of illness
B) Quality of information
C) Probability
D) Structure of information
E) Lay epistemology