For which subject would a rod use a singular verb?A the fingers and toes b folding pants.And earning shirts c.The head of government and state or d swimming and dancing

In the list you provided, the subject that would typically use a singular verb is **c. The head of government and state**.

In this case, "The head" is the main subject and is singular, so it would take a singular verb, as in "The head of government and state is responsible for..."

The other options involve plural subjects or compound subjects that generally take plural verbs.