What situation below is subjunctive ?
a) we should go to the lake if we don't have to do chores
b) we'll go to the lake after chores
c) if we go to lake, we have to hurry through our chores
d) when we get to the lake, let's swim to the island

Above is a picture of one of the most famous discoveries ever to be found in china. answer the following questions: - what does the picture show? - when and where was it discover? - who discovered it and what was he doing when he/she discovered it?