Inside Each Leaf Vein, ____ Transports Water and Dissolved Mineral

Inside each leaf vein, ____ transports water and dissolved mineral ions to photosynthetic cells, while ____ transports products of photosynthesis (sugars) away from them.

A) xylem; phloem
B) phloem; xylem
C) parenchyma cells; sclerenchyma cells
D) sclerenchyma cells; parenchyma cells
E) sieve elements; vessel elements;