An engineer is installing two PCIe NICs into an existing VRTX chassis. Node 1 has three PCIe cards assigned to it already. After installation, the engineer is unable to assign the two new NICs to node 1.

What should the engineer do to assign the two PCIe NICs to node 1?

A. Update the CMC firmware

B. Power off the node
C. Upgrade the license
D. Reseat the NICs