Pls help, this is timed! Witch to areas are in the temperate zone, and witch two areas are in the coldest zone?
A. The temperate zones are 1 and 5, and the coldest areas are 2 and 4.
B. The temperate zones are 2 and 4, and the coldest areas are 1 and 5.
C. The temperate zones are 3 and 4, and a coldest areas are 2 and 5.
D. The temperate zones are 2 and 5, and the coldest areas are 1 and 3.

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.