Robin drove from Townville to Villageton. Upon arriving in Villageton, she immediately returned to Townville. What was Robin's average speed for the entire trip?

(1) While driving from Townville to Villageton, Robin's average speed was 40 miles per hour. While driving from Villageton to Townville, Robin's average speed was 60 miles per hour.

(2) The distance from Townville to Villageton is 120 miles

A:Statement 1 ALONE is sufficient to answer the question, but statement 2 alone is NOT sufficient.

B:Statement 2 ALONE is sufficient to answer the question, but statement 1 alone is NOT sufficient.

C:BOTH statements 1 and 2 TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient.

D:Each statement ALONE is sufficient to answer the question.

E:Statement 1 and 2 TOGETHER are NOT sufficient to answer the question.