Choose the right part of the idiom to complete the sentences.

Choose the correct option.

Try not to get your [wires crossed|rocket science|same wavelength] and come to a compromise.

One of these devices is [rocket science|light years|wires crossed] ahead of the other.

We're really on the [same wavelength|wires crossed|rocket science] with Mike. Our viewpoints are similar.

I can't solve this task! Why not? It's not [wires crossed|light years|rocket science]!