Answer: climb up
Explanation: scale in this context is a verb, since Justin is the subject and the verb is what he is doing. This eliminates two of the answers. I just plugged in “weigh in” and in the context u can’t weigh in a rock wall. So climb up is the answer. Hope this helps.
Answer:
Climb up
Step-by-step explanation:
Using scale as a verb means you are climbing up something.
(If you 'scale' something, you climb up it.)
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