​Sleeping sickness is caused by: ​

Correct option is C

The correct answer is (C) Tsetse Fly.

Explanation:Sleeping sickness, also known as African trypanosomiasis, is caused by the Tsetse Fly. This fly transmits the trypanosome parasite that leads to the disease, which affects the nervous system.

Incorrect Options Explanations:

• Mosquito: Incorrect, causes diseases like malaria, not sleeping sickness.
• Sand Fly: Incorrect, responsible for Leishmaniasis.
• House fly: Incorrect, mainly responsible for spreading other bacterial infections, not sleeping sickness.

Information Booster:

• Tsetse Fly: Found in sub-Saharan Africa, particularly in areas near forests and rivers.
• Disease Symptoms: Includes fever, headaches, and neurological symptoms leading to sleep disturbances.