Question

Do I keep the commas or remove them ?

Answer 1

Remove the comma after the word "rocky" because it is unneeded.

Step-by-step explanation:

So, the sentence will look like this:

"Black Widow and I climbed the steep, rocky trail because we heard there would be free sodas at the summit."

I hope this helps!

Answer 2

(redacting my own answer because i was incorrect. trust the other guy's)