In the sentence, the pronoun it has an ambiguous antecedent.
When Luke dropped the glass on the table, it cracked.
Which version of the sentence is most clear?
A.Luke dropped the glass on the table, and it cracked.
It cracked when Luke B.dropped the glass on the table.
C.When the glass was dropped on the table, Luke cracked it.
D.The glass cracked when Luke dropped it on the table.