For each of the following, write a conclusion you can draw from the statements as shown in the example.
Example: The pond is frozen this morning. It was not frozen yesterday. The temperature must have dropped to below freezing point overnight.
a) There is a flu epidemic sweeping through the school. Gitta, one of the pupils, has a very high temperature and aching muscles, both of which are symptoms of flu.
b) The winter has been very severe. When we have a severe winter, the daffodils usually come into flower late.
c) Jane arrived before Jim, although they set off at the same time, and they were both travelling by car.