Why is alley cropping considered a sustainable farming practice?(1 point)

Responses

It is less expensive than conventional farming.
It is less expensive than conventional farming.

It requires farmers to know best practices for only one crop.
It requires farmers to know best practices for only one crop.

It allows farmers to focus on selling their crops locally.
It allows farmers to focus on selling their crops locally.

It allows farmers to meet current needs while preserving resources.

It allows farmers to meet current needs while preserving resources.