The correct answer is A. 6.8.
The real growth rate of Gross State Domestic Product (GSDP) of Jharkhand in the year 2018-19 is estimated to be 6.8%. This is higher than the growth rate of 6.2% in the previous year. The growth in the GSDP is mainly due to the growth in the mining and quarrying sector, which grew by 10.4%. The manufacturing sector also grew by 8.7%. The agriculture sector grew by 2.5%.
The growth in the GSDP is expected to lead to an increase in employment and income in the state. It is also expected to lead to an increase in investment in the state. The growth in the GSDP is a positive sign for the state and is expected to lead to further development in the state.
Option B is incorrect because the real growth rate of Gross State Domestic Product (GSDP) of Jharkhand in the year 2018-19 is estimated to be 6.8%, not 5.9%.
Option C is incorrect because the real growth rate of Gross State Domestic Product (GSDP) of Jharkhand in the year 2018-19 is estimated to be 6.8%, not 8.7%.
Option D is incorrect because the real growth rate of Gross State Domestic Product (GSDP) of Jharkhand in the year 2018-19 is estimated to be 6.8%, not 10.41%.