Step 1: Concept Sugarcane planters are multi-functional machines designed to automate the labor-intensive process of planting cane setts.
Step 2: Meaning A complete planter must prepare the ground, process the seed material, and place it correctly in the soil.
Step 3: Analysis The ridger type planter opens the furrow, a mechanism cuts the whole canes into smaller setts, the setts are dropped into the furrow, and a hopper dispenses fertilizer simultaneously.
Step 4: Conclusion Therefore, it performs all four operations: furrowing, cutting, planting, and fertilizing.
Final Answer: (D)