Ethnography's Disadvantages Include

Ethnography's disadvantages include...

A) It is time consuming for the researcher
B) It is often limited to only one or a few groups, and therefore does not lend itself to generalization.
C) Reliability is dependent upon the researcher's accuracy in both observing actions and recording data.
D) Each observer will have a unique focus and interpretation in recording data, and therefore ethnographic studies are impossible to replicate.
E) All of the above