Increased RBC’s in the blood leads to a condition called

The correct answer is C. Polycythemia.

Polycythemia is a condition in which the body produces too many red blood cells. This can lead to a number of health problems, including blood clots, heart disease, and stroke.

Anemia

is a condition in which the body does not have enough red blood cells. This can lead to a number of symptoms, including fatigue, shortness of breath, and pale skin.

Haemophilia is a bleeding disorder that is caused by a deficiency of one of the clotting factors. This can lead to excessive bleeding from even minor injuries.

Leukaemia is a type

of cancer that affects the white blood cells. This can lead to a number of symptoms, including fatigue, fever, and weight loss.

In conclusion, the correct answer is C. Polycythemia.