Answer:
In 2018, Kīlauea experienced the largest lower East Rift Zone eruption and summit collapse in at least 200 years. An eruption from December 2020 to May 2021 fed a lava lake in Halema'uma'u crater at the summit. Since September 29, 2021, an eruption has been ongoing within Halema'uma'u crater.
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Step-by-step explanation: