What is the difference in reaction of alkene with $HBr$ in the presence of peroxide and in the absence of peroxide?
- APresence of peroxide follows Markovnikov rule; absence follows Anti-Markovnikov rule.
- BPresence of peroxide follows Anti-Markovnikov rule; absence follows Markovnikov rule.
- CBoth follow Markovnikov rule.
- DBoth follow Anti-Markovnikov rule.
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