Step 1: Concept Different casting processes are chosen based on the desired wall thickness and complexity of the part.
Step 2: Meaning Slush casting is a method used to produce hollow castings without using a core.
Step 3: Analysis Molten metal is poured into a mould and allowed to solidify into a thin shell; the remaining liquid is then poured out.
Step 4: Conclusion This process is ideal for thin-walled decorative items like toys, statues, and lamp bases.
Final Answer: (A)