Agriculture in the west texas plains depends heavily on

1.a)britain

2.b)spain

3.c)french

4.d)portugal

explanation:

the answer is d. selective incorporation. (apex)

depending on what kind of map for example a pltical maps works in many ways this iss how it works it shows the areas and places the democratics and the repbulcicans reside for example if   texas chooses trump for president there a republican state and if   califronia chooses hillary there a democratic state.

it is based on the same philosophy as health insurance