Complete the detective's highly dramatic notes about the missing cookies by dragging the correct words into the blanks.

I examined the empty jar and deduced that the thief had eaten all the chocolate chip cookies before I even woke up. The crumbs on the sofa proved that my dog, Buster, had masterminded the entire heist!

I examined the empty jar and deduced that the thief had eaten all the chocolate chip cookies before I even woke up.

The detective woke up and examined the jar in the simple past, but the cookies were eaten even earlier. We use the past perfect for the earliest past action.

The crumbs on the sofa proved that my dog, Buster, had masterminded the entire heist!

Buster's brilliant criminal planning took place before the detective found the evidence, requiring the past perfect tense.