Henrietta Is a Solvent Buyer but Breaches Her Contract by Not

Henrietta is a solvent buyer but breaches her contract by not paying for goods that are in transit. At this point, which of the following is true?

A) The carrier may stop delivery on the entire shipment but must notify the seller.
B) The carrier may stop delivery only if the quantity shipped is a large shipment such as a carload or truckload.
C) The carrier may stop delivery only if a signed writing exists by which the buyer agreed to the remedy of stopping shipment.
D) The carrier may stop delivery only if ordered to do so by a judge.
E) The carrier may not stop delivery under any circumstances at all.