Why is it impossible for a single hemisphere stroke to cause spastic dysarthria?

Option A

A single hemisphere stroke would result in unilateral damage to only the pyramidal tract

Option B

A single hemisphere stroke would cause bilateral upper motor neuron damage

Option C

A single hemisphere stroke would cause bilateral damage to the pyramidal and extrapyramidal systems.

Option D

A single hemisphere stroke would cause unilateral damage to the pyramidal and extrapyramidal systems