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D Question 2 3 pts Which of the following was a significant discovery about the TRAPPIST-1 star? (choose all that apply) )There are seven Earth-sized planets orbiting it. There are three planets in the habitable zone, Three of its planets have water on their surface. ()All of the planets are likely solid, rocky, and dense. "] There is likely life on one of the planets ()TRAPPIST-1 is a very small, hot star