Read the following statements given below:
a. The Bhangar soils are older Alluvium.
b. The Bhangar soils are frequently inundated.
c. The Bhangar soils are rich in concentration and nodules.
d. The drier areas of Bhangar soils exhibit saline and alkaline efflorescence.
Select the correct option:
1
a and b are true
2
a and d are true
3
a, c and d are true
4
a, b and d are true