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

Abdominal
Clinical
Machenical
Technical

The correct answer is C. Machenical. The correct spelling is “mechanical.”

The word “abdominal” refers to the abdomen, which is the part of the body between the chest and the pelvis. The word “clinical” refers to the diagnosis and treatment of disease. The word “technical” refers to the practical application of knowledge or skill.

The word “machenical” is not a real word. It is a misspelling of the word “mechanical.”