The choices are:

first part:
by the linear pair theorem
by the vertical angles theorem
because they are corresponding angles for parallel lines cut by a transversal

second part:
aeb
bed
ecd
eba

answer

false

explanation

these practices describe the manner the land use outcome is attained. land management methods implemented by corporations are a mandatory because they are a driver for better land use results economically, socially and environmentally. corporations are required to understand the connection between land use , and land management practices to support sustainable land use policies