magma, rises through cracks and erupts to form volcanoes. The answer id D. Hotspot volcanism would thus be unique because itdoes not occur at the boundaries of Earth's tectonic plates, where other volcanism occurs.
her is this from google
"A system of temporary reference points established in the field allows users to move freely within the study area without losing the geo-referencing. It allows the user to perform the mapping of trees, deadwood, transects, repeated measurements and data verification."
For this fill in the blank, there are 3 answers:
The availability and cost of housing, education and health care is a major component of a region's overall cost of living.
Happy Studying! ^=^
Until the early Proterozic there were only negligible amounts of free oxygen in the atmosphere
