Question

noredink lq 17 commas for clarity question 17 of 20 add or remove commas, if necessary, until the sentence has correct punctuation. around the back peter parker was busy building a blanket fort.

Explanation:

To clarify the sentence structure and separate the introductory phrase "Around the back" from the main clause "Peter Parker was busy building a blanket fort", a comma is needed after "Around the back".

Answer:

Around the back, Peter Parker was busy building a blanket fort.