Question

Click on the box to choose whether the sentence is correct (C), contains a comma splice (CS), or is a fused sentence

(FS)
Don't stack twelve boxes on top of one another, it's the twelfth one that will knock down the pile.

Answer 1

It contains a comma splice.

Step-by-step explanation:

"Don't stack twelve boxes on top of one another" and "it's the twelfth one that will knock down the pile" are independent clauses and should be linked by a colon, semicolon, or conjunction.