Which part of the electromagnetic spectrum is divided into seven ranges of wavelengths and is the part visible to the human eye a-telemetry waves b-visible light c-infrared light d-television waves

B. visible light

Explanation:

Electromagnetic wave is defined as the wave which is associated with both electrical and magnetic component associated with them. They can travel in vacuum as well and travel with the speed of light.

Electromagnetic spectrum consists of electromagnetic waves called as radio waves, microwaves, infrared, Visible, ultraviolet , X rays and gamma rays in order of increasing frequency and decreasing wavelength.

Visible light is composed of seven colors as violet, indigo , blue , green, yellow, orange and red light which are arranged in order of increasing wavelengths which is visible to naked eye.

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