Explanation:

• Sutkagendor or Sutkagan Dor is located on western side of river Dasht, its confluence with a smaller stream, called as the Gajo Kaur.
• It is close to Iranian broader, in Pakistan Baluchistan Providence.
• It was a smaller settlement of Harappan Civilization with substantial stone, walls and gateways.
• It was first discovered by Major Edwar Mockler in 1875, a small-scale excavation was conducted at this time.
• Further excavations were done by Aurel Stein in 1928 and more extensively by Geroge F. Dales in 1960.
• (Hence option a) is correct answer) Surkotada is situated in Ropar Taluka of Kutch district of Gujarat.
• This was a small settlement of Harappan Civilization.
• The mound from here was discovered by J.P.Joshi in 1964, under the Archaeological Survey of India.
• Kotla Nihangkhan is located in southeast part of Ropar city of Punjab.
• It was a major archaeological site of Bronze Age Harappan Civilization from 3300-1300 BCE.
• Aalamgirpur is located along Yamuna River from the Harappan-Bara period, from Meerut, district, Uttar Pradesh.
• This was excavated under Archaeological Survey of India from 1958. This is also called as 'Parasaram-ka-Khera'.