There needs to be more information is this about a book?
<em><u>Answer:</u></em>
- To help the reader understand Harrison’s chronometer better.
The British were extremely worried for how they could make clocks that were precise as long as they remained still, however not when they were shaken about, and especially not on load up a moving boat.
Answer:C (Gives the background and purpose of an experiment)
Explanation: I'm doing the test, this is just a some what knowing guess, hope its right.