Answer:
The correct answer is a. Numerical magnitudes.
Step-by-step explanation:
The numerical magnitudes are the quantities we humans give to the numbers, this mathematical ability is developed in the early years of our life, it's natural in both human and other animals, this ability is developed by numerical comparison and in games like for example Chutes and Ladders numerical comparison is evidently the essence of the game where the player must reach a certain (higher) number in order to win.