In the following question, four number pairs are given. The number on the left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on the basis of same Logic/Rule/Relation. Select the odd one out.

• A. 27 – 32
• B. 31 – 36
• C. 33 – 38
• D. 23 – 27