What is farming along with animal husbandry called?

[A] Mixed farming
[B] Mixed agriculture
[C] Truck farming
[D] Dairy farming

In your own words, Describe the evolution of agricultural techniques and developments from hunting and gathering to subsistence farming, to specializations like pastoralism and mono-cropping, and so on.

What two things make evolution possible? Why might evolution be difficult for varieties bred for monoculture farming?

How are slash and burn farming techniques bad for the triad