Correcting Colon Errors Practice Test

Replace the underlined portion with the answer choice that is clear, precise, and meets the requirements of standard written English.

You may be required to produce the following items; Photo identification, proof of insurance, and proof of ownership.

Replace the underlined portion with the answer choice that results in a sentence that is clear, precise, and meets the requirements of standard written English.

Among the many odd experiments being demonstrated at the exhibition were: a waterless dishwasher, an electric personal helicopter, and a solar-powered machine gun.