$**$Question:$**$

In civil engineering, which combination of materials and techniques is commonly employed to improve the stability of earth structures and slopes while also providing reinforcement against soil erosion and lateral movement?

a$)$ Steel reinforcements and concrete grouting

b$)$ Geotextiles and reinforced concrete

c$)$ Geotextiles reinforced earth and ground anchors

d$)$ Asphalt overlays and soil stabilization chemicals