Choose the best words to complete the sentences.

Choose the correct option.

Donna finds it difficult to establish eye [salary|yawn|ahead|contact] with others as she's too shy.

I've had a conflict at the shop recently when one person decided to cut [salary|yawn|ahead|contact] in a line.

Is it a good idea to ask him how much his [salary|yawn|ahead|contact] is?

Don't [salary|yawn|ahead|contact] even if you find the conversation boring. That's quite gross!