Multiple choice

Directions: The sentence has a part underlined. The part may have error of grammar and/or syntax. Identify the error and select the option that rectifies the error.

Designers of athletic footwear finely tune each category of shoes to their particular activity by studying human motion and physiology.

  1. finely tune each category of shoes to their particular activity

  2. finely tune each category of shoes to their particular activities

  3. fine tune each category of shoes to their particular activity

  4. finely tune each category of shoes to its particular activity

  5. finely tune all categories of shoe to their particular activity
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

 Each should be always followed by a singular pronoun. So, 'their' is incorrectly used and should be changed to 'its', which is only rectified in (D). Also, 'fine tune' is a better usage than 'finely tune'.

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