The newer type of automatic machines/ wash/ the clothes faster.

The correct answer is D. No error.

The sentence is grammatically correct. The word “wash” is a verb that takes a direct object, which is “the clothes.” The word “faster” is an adverb that modifies the verb “wash.”

Option A is incorrect because it does not include the word “wash.” Option B is incorrect because it does not include the word “the.” Option C is incorrect because it does not include the word “faster.”