Which word or phrase in the sentence provides the best clue to the meaning of the italicized word in the sentence

Puppies will often sit expectantly wagging their tails when they want to play

puppies will

often sit

wagging their tails

when they want to play

The phrase "when they want to play" provides the best clue to the meaning of the italicized word "expectantly".

The word or phrase in the sentence that provides the best clue to the meaning of the italicized word "expectantly" is "wagging their tails."

The phrase "wagging their tails" provides the best clue to the meaning of the italicized word "expectantly" in the sentence.