The most difficult thing about exploring the ocean is its size. The ocean is almost two-and-a-half times as big as all the land
on Earth. In addition, the ocean is very deep—up to seven miles deep in parts! What is true about the relationship between the ocean and the land on Earth? A There are only seven square miles of ocean in the entire world. B The amount of ocean equals the amount of land. C There is more than twice the amount of ocean as land. D The total amount of land is seven times that of the ocean.
B) The registry can be key to ending telemarketing calls.
The text talks about the process in which phone owners can stop receiving marketing calls. In both sentences from paragraph two and three the key word is registry, this is an important step in order to stop the telemarketing calls if desired.