Select the correct passive form of the given sentence.
We should avoid excess use of mobile in order to have a peaceful life.
1
Excess use of mobile should be avoided by us in order to have a peaceful life.
2
Excess use of mobile had been avoided by us in order to have peaceful life.
3
Excess use of mobile should be avoiding by us in order to have a peaceful life.
4
Excess use of mobile should have been avoided by us in order to have a peaceful life.