The table shows the cost of downloading songs. Number of Songs Cost
0 0
1 $1.25
2 $2.50
3 $3.75
4 $5.00
What does the rate of change mean in this situation?

The cost increases $5.00 for each additional song that is downloaded.

The cost increases $2.50 for each additional song that is downloaded.

The cost increases $0.25 for each additional song that is downloaded.

The cost increases $1.25 for each additional song that is downloaded.