These events occur during the sexual reproduction in plants. 
i) Development of fruit 
ii) Fertilisation 
iii) Growth of pollen tube 
iv) Pollination 

In which order do they occur?

The diagrams show a stamen and section cut through the anther. 
a) Name structures A to C. 
b) Draw a line on the diagram of the stamen to show wherefrom it was cut to obtain the section. 
c) Structure D is involved in translocation. Why is this process important in the growth of structure C?