2. Given in each question are 4 sentences labeled A, B, C and D. Arrange these sentences to form a logically coherent paragraph.
A. They would try to survey the whole animal kingdom.
B. So the idea formed that a group of us make films that portrayed animals in a slightly different way.
C. This book stems from the three years of travelling and research that went into the making of those films.
D. Such films would be concerned not only with natural history but with history of nature.