在以下规定装运时间(Time of Shipment)的合同条款中,____________是一种错误的规定方法。
A. Time of Shipment: before May 25, 2018
B. Time of Shipment: in 20 days after the seller’s receipt of the L/C
C. Time of Shipment: on June 15, 2018
D. Time of Shipment: from July 10 to July 25, 2018