Which of the Following Is True Regarding Payment and the Place

Which of the following is true regarding payment and the place for delivery if those terms are left open under the UCC?

A) If payment terms are omitted,payment is due at the time and place at which the buyer is to receive the goods,and the place for delivery is the seller's place of business.
B) If payment terms are omitted,payment is due at the time and place at which the buyer is to receive the goods,and the place for delivery is the buyer's place of business.
C) If payment terms are omitted,payment is due at least 10 days prior to the date set for delivery,and the place for delivery is the buyer's place of business.
D) If payment terms are omitted,payment is due at least 10 days prior to the date set for delivery,and the place for delivery is the seller's place of business.
E) There is no contract if these terms are omitted.