Friends plz rectify me on the ones I am wrong

1. b. Sheikh Ismail
2. b. 1266
3. b. Mohammad Tughluq
4. d. None of these
5. a. Sheikh Ahmed Sirhindi
6. a. Sheikh Ahmed Sirhindi
7. a. 1873
8. c. Pandit Madan Mohan
9. a. Sir Agha Khan
10. b. Feb, 1928
11. c. Nov, 1939
12. b. Syed Jamal-ud-Din Afghani
13. b. July14, 1945
14. c. Abul Kalam Azad
15. I wrote 'a. March 1953' but cant support my answer from any source
16. b. Oct 7, 1953
17. d. None of these
18. I wrote 'a. Aug 4, 2001' but am not sure
19. b. 1952
20. a guess 'b. 2200 ft'