Concept:The EY report projects India’s GDP to grow to 26 trillion by the centenary of its independence.Explanation:The EY report titled "India@100: Realising the potential of a 26 trillion economy" sets a target year for this milestone.India gained independence in 1947.Its 100th year of independence will be 2047.Therefore, the report estimates that India’s economy will reach 26 trillion USD by 2047.Answer:Option D: 2047