The correct answer is D. It was an intense game. It was down to the wire
Explanation:
In language, an idiom refers to phrases or expression that are mainly considered are colloquial or informal and use figurative language which means the use of words does not fit with the dictionary definition but words have a different meaning. Additionally, idioms are fixed expressions, which means as proverbs they are not changed but used in the same way by all people. Considering this, the sentence that includes an idiom is "It was an intense game. It was down to the wire" because in this sentence the expression "down to the wire" does not have a literal but a figurative meaning, also this is a fixed phrase use to describe something that is not solved until the last moment or minute.
