How does the author use tone throughout Exploring the Titanic to help the reader understand the text?

to express the author’s story and add emotion to the events
to reveal the strong attachment that the author has to the ocean
to help the reader know exactly how the Titanic was discovered
to encourage the reader to become an ocean explorer also

Brittany has designed four different birdcages, each with the same volume: a square pyramid, a cylinder, a cone, and a sphere. the zoo wants to use one of brittany’s designs but plans to change the volume of the cage. find the design change that would result in the birdcage with the greatest volume. a.) increase the area of the base of the square pyramid by a factor of ten. b.) increase the height of the cylinder by a factor of ten. c.) increase the radius of the cone by a factor of ten. d.) increase the radius of a sphere by a factor of ten.