Lina and josh each made a factor tree to find the prime factorization of 126. lana josh 126 / \  3 42    / \ 6 7  / \ 2 3josh  126/    \2  63    /    \  9    7which statement explains the accuracy of the students’ work? a)lina’s solution is correct because it expresses 126 as a product of prime factors. b)josh’s solution is correct because the factor tree of every even number must begin with 2 and its factor pair. c)both solutions are correct because they both express 126 as a product of factors. d)neither solution is correct because the factor tree should have begun with 6 and 21.