ACT Practice Test
ACT FREE ACT English: Punctuation for Clauses and Phrases Questions and Answers
The ancient Roman aqueducts were marvels of engineering, some are still standing today, a testament to their builders' skill.
Select your answer
A
engineering, some are still standing today a testament
B
engineering; some are still standing today, a testament
C
engineering, some are still standing today: a testament
D
engineering and some are still standing today a testament
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