People remember most dreams that they experience

False. People do not remember most dreams they experience upon awakening because they generally are blocked upon awakening, if we remembered every dream we had, or most, we'd have a few thousand dreams in our head. Most people forget their dreams the moment they wake up or it slowly fades away within hours. Ignore AfterBurn's inaccurate answer. He is spreading incorrect answers across to joke with other users.

Its false the person dreaming can have some memories of there dream but not completely this is because the subconscious mind hides the dream for some unknown reason  

The answer is a) taiga because taigas are cold