I need help with these problems !!! please provide some detail explanation. Thank you so much!!!

When MBsocial > MBprivate the unregulated free market will A. Produce too much of the good or activity 0 B. Product too little of the good or activity C. It cannot be determined with the information provided whether the free market will produce too much or too little Tenure choice in housing refers to: A. Owneroccupiers vs renters B. People who have mortgages on their houses vs people who don't have mortgages 0. People who are "underwater" on their mortgages vs people who are "above water" on their mortgages D. None of the other answers According to Brueckner, minimum dwelling size as a policy to address homelessness is A. Effective in many cases B. A good policy but not as good as housing vouchers C. A policy that may backfire and make homelessness worse D. None of the other alternatives mentioned The mortgage interest deduction applies A. Only to owneroccupiers B. Only to landlords C. Both the owner-occupiers and to landlords D. Neither to owner-occupiers nor to landlords According to Brueckner there is a difference between owner-occupiers' user cost of housing and renters' user cost of housing because 0 A. Banks control the mortgage market B. Landlords control the rental market C. There is a different tax treatment of some housing costs when comparing owner- occupiers and renters D. There is no difference in user cost of housing between owneroccupiers and renters