Look at the graph and answer the question.
Graph: Number of tourists visiting Turkey by year (in millions)
2018: 40
2019: 45
2020: 15
2021: 25
2022: 50
Which of the following statements is TRUE according to the graph?
A)The number of tourists increased every year.
B)2020 had the lowest number of tourists.
C)2019 had more tourists than 2022.
D)2021 had more tourists than 2019.