Is Aranda Correct That Full Payment Should Be Made at the Time

Multiple Choice

Is Aranda correct that full payment should be made at the time of delivery?

A) Yes,since the terms of payment were left open,payment is due at the time and place at which the buyer is to receive the goods.
B) Yes,because the UCC requires "reasonable payment terms" to be supplied at the time of delivery.
C) No,because all material terms must be specified.
D) No,because the statute of frauds requires payment terms to be in writing.
E) No,because of the mirror image rule.