Which sentence contains a restrictive clause?

The road, which was long and winding, took us deeper and deeper into the dark forest.

The parrot, which must have been tame, flew out of the tree and landed on my shoulder.

Aware that I could be bitten, I carefully approached the trapped dog, which growled at me.

I chose the player who ran fastest, but the other captain wanted the one with the hardest kick.

sentence contains a restrictive clause:

I chose the player who ran fastest, but the other captain wanted the one with the hardest kick.

The correct answer is option 4) "I chose the player who ran fastest, but the other captain wanted the one with the hardest kick."

Explanation:

The restrictive clause in this sentence is "who ran fastest".

Restrictive clauses function as adjectives since they modify the preceding noun in an essencial way. Restrictive clauses cannot be removed from the sentence as it changes the meaning of the sentence. In the example provided, the restrictive clause cannot be removed as it is identifying the runner. These clauses are generally introduced by relative pronouns such as who, whom, that, whose and are not delimited by commas.