The Indira Gandhi Prize for Peace, Disarmament and Development for the year 2019 will be conferred to Sir David Attenborough for which of the following contribution?

• A. Awakening humankind to preserve and protect biodiversity of the planet, to live in a sustainable and harmonious way of life.
• B. Rural development, education, development of natural resources.
• C. Leprosy Eradication in India and across the world.
• D. Improving the condition of sanitation and emancipation of manual scavengers in India.