MCQ
The correct $IUPAC$ name for


- A$5-$ methyl $-4-$ ( $1'-2'-$ demethylpropyl) heptane
- B$3-$ methyl $-4-$ ( $1',2'-$ dimethylpropyl) heptane
- ✓$2,3,5-$ trimethyl $-4-$ propylheptane
- D$4-$ propyl $-2,3,5-$ trimethylpeptane


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Identify the adduct.