An area has experienced weathering and erosion for many years.Over time,some rock formations have been left behind forming peaks and columns.what is a reasonable conclusion n to draw?
1:the peaks and collumns are made of rock that are very easily weathered and eroded
2:the rock that has been carried away over time is very hard and resistant to weathering and erosion
3:humans have protected the peaks and columns over time
4:the peaks a columns are made of rock that are resistant to weathering and erosion