Solution:
The above statement is an locution. An idiom or locution is an expression, word or a phrase that features a figurative meaning. The meaning is kind of different from the literal meaning. In other words, idioms don’t mean exactly what the words say. as an example, after we say it's raining cats and dogs it means it's raining heavily.
>Option A) STONE is inaccurate because it doesn't form the specified meaning within the sentence.
>Option B) BRICK is that the correct answer. the entire idiom is – he's so adamant that now and then it's like rebuke a brick wall. This set phrase is employed for somebody who refuses to concentrate to you.
>Option C) WOODEN is inaccurate because it doesn't form the desired meaning within the sentence.
>Option D) ROCK is wrong because it doesn't form the specified meaning within the sentence.
So, option C is that the correct answer