Multiple choice

Directions: A part of the sentence that has been underlined may have an error. The underlined part has been rewritten under answer options (1) to (4), (1) being a restatement of the underlined part. Select the option that is the most coherent and precise representation of the underlined part.

Doctors sometimes have difficulty diagnosing pneumonic cold because the symptoms of this fatal disease are often quite similar to the common cold.

  1. is often quite similar to the common cold

  2. is often quite similar to that of the common cold

  3. are often quite similar to those of the common cold

  4. No improvement
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Error of incorrect comparison; symptoms can only be compared with symptoms.

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