Step 1: Understanding the Concept:
Milk fat has saponifiable and unsaponifiable fractions.
Different components belong to each fraction.
Step 2: Key Formula or Approach:
No specific formula.
Need to know the fractions of milk fat.
Step 3: Detailed Explanation:
Carotenoids belong to the unsaponifiable fraction.
Triglycerides, phospholipids, and free fatty acids are saponifiable.
Thus, carotenoids are unsaponifiable.
Step 4: Final Answer:
Carotenoids belong to the unsaponifiable fraction.
Hence, the correct option is (B).
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