False ,
The punctuated sentence will be :
His doctor at any rate , could not identify the problem.
Answer: C doesn't refer to any word in the sentence.
Explanation: is a phrase or clause that is not clearly and logically related to the word or words it modifies
The answer to this is symbol because symbol stands for an abstract idea such as an idea, quality, concept or condition.
The answer is
“A. The injustice of discrimination.”
The reason for this is that the dog is at old age, stinky and is about to die. And in the book Carlson believes his useless for that reason, and the dog was discriminated for it. The author expressed how society treats (or discriminate) people of old age, person with disabilities and minorities.
Your answer would be B. <span>Industrial jobs</span>