Identify the domain and range of the relation.Ranking of finalists in ice-skating competition:  

A. Domain: {1, 2, 3, 4}; Range: {Alice, Toni, Marcie, Celia}
B. Domain: {Alice, Toni, Marcie, Celia} ; Range: {1, 2, 3, 4}
C. Domain: {1, Alice}; Range: {2, Toni}
D. Domain: {1, 2, 3, 4, 5......}; Range: {Alice, Toni, Marcie, Celia}

Answer: A

Mathematics

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