Question

why did British preserve official documents any three reasons

Answer 1

Britishers preserve official documents because

they wants to map out the coastal areas

they wants to make newer settlements.

Answer 2

$\huge\mathbb{ANSWER}}$

One important source is the official records of the British administration. The British believed that the act of writing was important. Every instruction, plan, policy decision, agreement, investigation had to be clearly written up. Once this was done, things could be properly studied and debated.