In the context of anemia due to chronic, inflammatory disease, which set of laboratory values might be observed?

a) serum iron = 50 µg/dL together with Ferritin = 32 µg/L
b) serum iron = 50 µg/dL together with a TIBC = 270 µg/dL
c) serum iron = 50 µg/dL together with Transferrin saturation = 65%
d) all of the above
e) a and c only