What is the optimal configuration when building a virtual machine for a single-threaded Windows application?

What is the optimal configuration when building a virtual machine for a single-threaded Windows application?
A . Deploy single-threaded applications on uniprocessor virtual machines.
B . Deploy single-threaded applications on symmetric multi-processor virtual machines.
C . Tune single-threaded applications to take advantage of symmetric multi-processor resources.
D . Tune Single-threaded applications at the hypervisor level.

Answer: A