In the given set of reaction no any reaction follow markonikov and anti markonikov reaction because of Symmetrical alkene in 1,2,3,&4 and remaining reaction is Nucleophilic addition and Nucleophilic addition-elimination.
NOTE- Markonikov and anti markonikov is kind of Regioselective reaction when is only possible in unsymmetrical alkene.
can you say for each reaction which is markovnikov or anti markovnikov. Hycheahan Reachion HO BH3...