clio 172
well so far noticed my driveshaft boot has split.
could any1 tell me how to resolve the problems below

What is its purpose and does it matter that theres a split in it?

what is this metal ring next to the abs ring? its loose and not fixed to anything, also there isnt 1 on the passanger side.
could any1 tell me how to resolve the problems below

What is its purpose and does it matter that theres a split in it?

what is this metal ring next to the abs ring? its loose and not fixed to anything, also there isnt 1 on the passanger side.