With reference to the R-value, consider the following statements:

1. The reproduction number or R, an indicator of how quickly a disease is spreading in the population.

2. An R-value of 1, which signifies that every infected person is passing on the infection to at least one person on average.

Which of the statements given above is/are correct?

With reference to the Shimla Convention 1914, consider the following statements:

1. McMahon Line is the boundary between Tibet and British India that was agreed at the Shimla Convention.

2. China was represented at the Shimla Convention by a plenipotentiary of the Republic of China, which had been declared in 1912 after the Qing dynasty was overthrown.

Which of the statements given above is/are correct?

With reference to the Assam Cattle Preservation Act, 2021, consider the following statements:

1. The Act bars sale and purchase of beef or beef products in areas “predominantly inhabited by Hindu, Jain, Sikh and other non-beef-eating communities”.

2. It prohibits interstate transport of cattle to and from Assam without valid documents.

Which of the statements given above is/are correct?

With reference to the solid-state battery, consider the following statements:

1. Solid-state lithium-metal battery replaces the polymer separator used in conventional lithium-ion batteries with a solid-state separator.

2. It was recently developed by CSIR.

Which of the statements given above is/are correct?

Which of the following countries share land boundaries with China?

1. Mongolia

2. Russia

3. Bhutan

Select the correct answer using the code given below: