Expert please answer 35

35.  What is the ratio of the number of chromatids, chromosomes, bivalents and centromeres respectively in a cell during metaphase -1 ?

1)  1 : 2 : 2 : 1                      2)  4 : 2 : 2 : 1

3)  4 : 2 : 1 : 2                      4)  2 : 1 : 2 : 1