What is the subject for 'which' ? I can't seem to figure it out. Thanks.
1. According to Natural Resources Canada, the west cost of Canada
is one of the few areas in the world where all three kinds of geological plate movements
are present, which causes more than
1,000 earthquakes a year.
Could the subject be 'having' ?
2.
Having three kinds of geological plate movements
causes more than
1,000 earthquakes a year.
Or could it be 'three kinds of geological plate movements' ?
3. All three
kinds of geological plate movements
are present,
which cause more than
1,000 earthquakes a year.