JEE Main 2021 Chemistry question

The compound/s which will show significant intermolecular H–bonding is/are: (a) 4-nitro-2-hydroxybenzyl-diisopropylamine type (b) o-nitrophenol-type (c) tert-butyl-cyclohexanol

• (A)(b) onlyCorrect
• (B)(c) only
• (C)(a) and (b) only
• (D)(a), (b), (c)