Which of the following could be an abstraction of a cake?

a. A cake could be defined as ingredients, measurements, and cooking time.

b. A cake could be defined as flour, 1 cup, and 1 hour.

c. A cake could be defined as flour, eggs, milk, and chocolate.

d. A cake could be defined as flour, eggs, milk, and cream.

c. A cake could be defined as flour, eggs, milk, and chocolate.

The correct answer is option c. A cake could be defined as flour, eggs, milk, and chocolate. This abstraction captures the key ingredients typically found in a cake.