E3-6A REVENUE RECOGNITION - Identify the proper point to recognize revenue for each transaction

(a) Napoleon Industries sells a machine in January with terms of no payment due until six months later

(b) Emma Company collects an advance deposit of $700 in July toward the purchase of a $3,000 piece of equipment that is delivered to the customer the following September.

(c) Ashley Corporation receives payment in October at the time of delivery of a rebuilt engine for a tractor