Concept:
Different cheeses are associated with specific milk types or raw materials.
Step 1: Cottage cheese.
• Made from skim milk
Step 2: Feta cheese.
• Traditionally made from sheep milk
Step 3: Mozzarella cheese.
• Traditionally from buffalo milk
Step 4: Ricotta cheese.
• Made from whey
Step 5: Matching.
\[
A \rightarrow IV,\quad B \rightarrow III,\quad C \rightarrow II,\quad D \rightarrow I
\]
Conclusion: Option (1) correct.