Correct option is B
Let's define all the options:
Falcon : Bird → A Falcon is a type of Bird (Category-Subcategory relationship).
Analyzing the Options:
A) Hot : Fire → "Hot" is a property of fire, not a type Characteristic-Object. (Incorrect )
B) Fat : Nutrient → Fat is a type of Nutrient Category-Subcategory like Falcon : Bird. (Correct )
C) Fruit : Tree → A fruit grows on a tree but is not a type of tree Part-Whol. (Incorrect )
D) Lion : Rat → Lion and Rat are unrelated species, not a category relationship. (Incorrect )
So, the correct pair will be: Fat : Nutrient.
Thus, the correct option is (B) Fat : Nutrient.