Multiple choice

After many years of research, a new type of immunizer has been developed that could eventually immunize children anywhere in the world within seconds by using ultra-high pressure thin stream of spray without any danger of infecting the children with contaminated hypodermic needles.

  1. that could eventually immunize children anywhere in the world within seconds by using ultra-high pressure thin stream of spray without any danger of

  2. that, by using ultra-high pressure thin stream of spray without any danger, could eventually immunize children anywhere in the world within seconds of

  3. that could eventually immunize, within seconds, children anywhere in the world by using a thin, ultra-high pressure stream of spray, without carrying any danger of

  4. that could eventually immunize children anywhere in the world by using a thin, ultra-high pressure stream of spray within seconds, without carrying any danger of

  5. that would eventually immunize, within seconds, children anywhere in the world by using a thin, ultra-high pressure stream of spray, without carrying any danger of
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Correct. The option removes any ambiguity as to whether the immunization could be done in seconds or children anywhere in the world could be immunized within seconds. Also, by adding 'carrying' to the sentence, it removes the idiomatic error in the original sentence.

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