You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

[EX Q]: Paragraph: Sea level rises if an increase in seafloor spreading rate buoys up the ocean crust, causing the ocean basin to become smaller.
Question: If Milo is measuring the seafloor and he notices the level of spreading has decreased, what will happen to the sea level?
Choices: A)it will fall
B)it will rise
[EX A]: it will fall

[EX Q]: Paragraph: The more tightly packed the particles inside the material are, the more dense we say they are.
Question: Sasha is throwing bottles into the lake. Some bottles are filled with sand, and some only have a tiny bit of sand in them. The bottles with a tiny bit of sand will sink last because they are
Choices: A)less dense
B)more dense
[EX A]: less dense

[EX Q]: Paragraph: Because these isotopes decay more slowly, they can be used to date much older specimens.
Question: Fred has an isotope that decays slowly. What is likely true about it?
Choices: A)it can be used to date older specimens
B)it can't be used to date old specimens
[EX A]:
it can be used to date older specimens