What do we call feedback that tends to reduce or counteract any change from an equilibrium, and promotes stability

Ahis which describe the horizons in a soil profile? check all that apply. horizon a is mineral deficient. bedrock lies below the soil layers. te horizon o forms from organic material, horizon b undergoes the least amount of change. horizon c is least affected by the soil formation process.

Over half of the african-american population in the united states live in

Which barrier to economic development is shown in the following examples?