Which reaction produce 1-methylcyclohexene

Which of the following is the best stereochemical representation when reaction between 1-methylcyclohexene and NBS react in aqueous dimethyl sulfoxide ?

Which is the most precise designation of stereochemistry for the products formed electrophilic addition of DBr to 1-methylcyclohexene? ( D= .^(2)H , an isotope of hydrogen)

Which is the most precise designation of stereochemistry for the products formed in the electrophilic addition of DBr to 1-methylcyclohexene ? ( D = ""^(2)H, an isotope of hydrogen)

Select the major product obtained from the addition of HBr to 1-methylcyclohexene.

What product would you get from acid catalysed hydration of 1-methylcyclohexene? Explain.