Find out that word, the spelling of which is wrong.

Spinnerret
Stoppage
Strenous
Successive

The correct answer is C. Strenous. The correct spelling is strenuous.

A spinneret is a small organ at the tip of the abdomen of a spider that produces silk. A stoppage is an act of stopping or a state of being stopped. Successive means following one after another in order.

The word strenuous is often misspelled as strenous. The correct spelling is strenuous. The word strenuous means requiring or using great physical or mental effort.