The relation between these parameters in decreasing order is
Angstrom, Nanometre, kilometre, Pico-metre
1
Angstrom > Nanometre > Pico-metre > kilometre
2
Kilometre > Nanometre > Pico-metre > Angstrom
3
Kilometre > Nanometre > Angstrom > Pico-metre
4
Angstrom > Nanometre > Kilometre > Pico-metre