Mining activities can help acquire minerals like coal, which provide energy. However, mining activities are also harmful for the environment. The table below shows the number of major sinkholes formed in a mining location from 1990 to 1998
Year
Number of Sinkholes
1990
15
1992
18
1994
15
1996
35
1998
47
Based on the table, which of the following is the most likely time frame when mining operations were started in the location?
Between 1990 and 1992
Between 1992 and 1994
Between 1996 and 1998
Between 1994 and 1996