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

• A. 39 – 43
• B. 23 – 27
• C. 31 – 35
• D. 35 – 37