Which of the following factors is/are not a cause of Mass Mo

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Which of the following factors is/are not a cause of Mass Movement?

1.Increase in gradient or height of slopes.

2.Increase in natural vegetation cover.

3.Lack of natural seepage.

4.Occurrence of earthquake, explosions or machinery.

Select the correct answer using the code given below:

?????????? ??? ?? ??? ?? ???? ??? ??????? ?? ???? ???? ???

1. ??? ??? ?????? ?? ???? ?? ??????

2. ????????? ??????? ??? ??? ???????

3. ????????? ???? ?? ????

4. ?????, ??????? ?? ?????? ?? ?????????

???? ??? ?? ??? ?? ????? ???? ??? ????? ?????:

[NCERT TEST - 4,Geography]

1 only

1 ही

1 and 2 only

केवल 1 और 2

2 and 3 only

2 और 3 ही

1, 2 and 3 only

केवल 1, 2 और 3