Which statement uses a subordinating conjunction that shows contrast?

A. I really wanted to win as I was the best in the category overall.
B. I was overly prepared whereas I was eager to begin the battle.
C. I lost the match even though I had practiced each chess move.
D. The dangerous thunderstorm continued until evening was over.

C. I lost the match even though I had practiced each chess move.

The statement that uses a subordinating conjunction that shows contrast is C. I lost the match even though I had practiced each chess move.

The statement that uses a subordinating conjunction that shows contrast is option C: "I lost the match even though I had practiced each chess move."

To identify the subordinating conjunction showing contrast, we need to look for a word that introduces a dependent clause and indicates opposing or contrasting information. In this case, the word "even though" is the subordinating conjunction. It introduces the dependent clause "I had practiced each chess move," which contrasts with the main clause "I lost the match." The use of "even though" demonstrates the contrasting relationship between the two clauses.