Select the sentence that contains a spelling error.
1
Researchers recommend that pesticides should not be used indiscriminately as they eliminate biodiversity for future generations.
2
Journalism is often the work of painstaking rigour and perseverence that detail the socio-political experiences of our worlds.
3
The venerated singer was also secretive, moody and very intense, famous for erratic and difficult behaviour.
4
Elephants are in trouble mainly because people desire ivory trinkets that are made of tusks, often gruesomely killing them to achieve their purpose.