I think it means to have hard boat shells meaning hard sides as in something that is hard and wont brake and will last in strong storms for a period of time.
Which of these statements best explains why Samuel Pepys's diary became popular?
Answer: Out of all the options presented above the one that explains why Samuel Pepys’ diary became popular is answer choice D. He almost always used codes and preferred shorthand. His main concern was his poor eyesight. For this same reason he stopped writing.
I hope it helps, Regards.
Answer:
Skepticism about the idea of being in love.
C) the grim outlook of the late Victorian era
The answers are 1 and 2. Hope this helps! :)