Question

This graph shows the numbers of COVID-19 cases reported worldwide in

2021. What characteristic makes this a mathematical model?
40L
30L
20L
10L
26 Apr 2021
Daily cases: 825,325
10 Jan 2021
Daily cases: 735,738
12 Jan 2022
Daily cases: 2,773,813
22 Aug 2021
Daily cases: 654,840
17 May
23 Aug 29 Nov
7 Mar
13 Jun
All-time daily cases of COVID-19 all over the world
19 Sept 26 Dec
OA. It uses a computer program to simulate the effects of an infection
under various conditions.
OB. It creates a physical representation of a virus to show its
structures.
OC. It represents the idea of viral infection as a computer downloading
a corrupt file.
OD. It uses numerical data to show the rate at which a virus spreads
through a population.

Answer 1

D. It uses numerical data to show the rate at which a virus spreads through a population

Explanation:

Based on the info you have given me, D seems like the most plausible answer as the other answers all seem to contain info that was not provided with the problem.