Possible Clues:

• Defiantly aggressive
• Aggressively defiant
• Aggressive
• Surly
• Get aggressive about the sound of the van you loaned
• Getting aggressive about your loan of the van, by the sound of it
• Does this make you aggressive about the loan you made of a van, by the sound of it?
• Obstreperous
• It's said the merchandise you supplied is contentious
• Sounds aggressive about the transport you loaned