PT 12 S1 Q8

At Happywell, Inc., last year the average annual salary for dieticians ... ...

If the information above is correct, which one of the following conclusions can properly be drawn on the basis of it?
(A) There were more physical therapists than dieticians at Happywell last year.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Practice Set: "Drawing Conclusions" Questions, Set 1