When viewing a tree trunk, one observes that the rings very in size. What causes some of these rings to be larger than others?
A - There is less growth of vascular cambium in years with plenty of water and nutrients
B - There is more growth of vascular cambium in years with plenty of water and nutrients
C - There is no correlation between the growth of vascular cambium and the amount of water and nutrients
D - There is more growth of vascular cambium in years with limited water and nutrients
Answer: B - There is more growth of vascular cambium in years with plenty of water and nutrients