IF YOU DONT GIVE ME 2 NOTIFCATIONS YOU SUPPORT SLEEPY JOE TRUMP IS THE BEST

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Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed

How does colonization continue to affect the caribbean today? a. most of the caribbean is controlled by european countries. c. most people leave the caribbean to migrate to europe. b. there are many languages spoken in the caribbean because of the many nations who colonized the region. d. none of the above