As volcanologists like Tamsin Mather are apt to make clear, not all volcanoes are the same. Lanzarote in Spain, for example, is a fissure vent, a linear volcanic vent through which lava erupts, usually without any explosive activity. Qualibou in Saint Lucia, __________ is a caldera, a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcanic eruption.
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Verbal·Expression of Ideas·Transitions
mediumWhich choice completes the text with the most logical transition?
A
in fact,
B
in conclusion,
C
in any case,
D
in contrast,