Answer:
has been hiking
Explanation:
Let's go over the definition of complete action verb:
includes the main verb and all of the helping verbs
What is a helping verb?
Am, is, are, was and were, being, <u><em>been</em></u>, and be, Have, <u><em>has</em></u>, had, do, does, did, will, would, shall, should, may, might, must, can, could
Our main verb is hiking.
So...
The answer is: has been hiking
Hope this helps!
- Alice
