用混凝土小型空心砌块砌筑的纵横墙交接处，应用不低于砌块强度的混凝土各填实三个孔洞以构成芯柱。 ( )

The seller should guarantee that the commodities comply ______ the quality, specification and performance as stipulated in the contract.

A. for
B. in
C. to
D. with