Which of the following are broadleaf deciduous plants? 

A)  algae and seaweeds 
B)  maples and oaks 
C)  bacteria 
D)  pines and cedars

Broadleaf Deciduous

Trees and shrubs that have wide, flat leaves and lose all their leaves for part of the year as a strategy to survive varying weather conditions.

Maples

A genus of trees or shrubs known as Acer, characterized by their distinctive leaf shapes and prized for their autumn leaf colors and maple syrup.