With reference to 'Human Development Index', which of the following statements is/are correct?1.The UNDP published its first Human Development Report in 1990, which had a Human Development Index.2.The first team that developed the Human Development Index was led by Mahbub-ul-Haq and S. Priesner.Select the correct answer from the code given below:

1. A

   Only 2

   Only 2. S. Priesner was not the HDI founding pair. Haq with Amartya Sen is the usual team.

2. B

   Neither 1 nor 2

   Neither. Statement 1 holds: first HDR 1990 with HDI.

3. C

   Both 1 and 2

   Both. Statement 2 names the wrong partner.

4. D

   Only 1

   Only 1. UNDP HDR 1990 introduced HDI. The first team is Mahbub ul Haq (with Sen), not Priesner.

Summary. Official key is (d) only 1. First HDR 1990. Priesner is not the founding HDI partner.