Until the 1960s, the prevailing geological view held that continents were essentially fixed in place. The articulation and confirmation of plate tectonics over the following decades dismantled this view, revealing that continents drift across Earth's surface at rates of a few centimeters per year. The shift in thinking remade large parts of the discipline.
Which choice best describes the function of the second sentence in the text?
- Acheck_circle
It introduces a development that overturned the prior view.
- B
It supports the prevailing pre-1960s view.
- C
It defines the term 'continent'.
- D
It introduces an unrelated scientific field.
Explanation
Plate tectonics overturned the fixed-continent view. B captures the displacing function.