What business transaction is going on between tom and mr. wilson in the great gatsby?

Mr Wilson wanted to buy a car from Mr Tom

Explanation:

The business transaction that transpired between Tom and Mr Wilson is that, Mr Wilson wanted to purchase a car from him. and when Tom had come in to buy gas, Mr Wilson asked him "when are you going to sell that car".

But however, he was actually leaving Wilson mostly on suspense, selling the car was just an excuse to come and call around the garage of Wilson, of which in the real fact, Tom was having an affair with Wilson's wife, Myrtle.

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