In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Question: Ian is digging in his garden, and admires the shiny pebbles sitting in the yard, as he digs a hole and finds more rocks, he knows that the first ones he found are 
 Answer: younger
Older rocks are at the bottom and younger rocks are at the top.

Question: James loved to travel the world. In his travels, he noticed that America contained a lot of industry while China contained not much industry at all. Which country produced more hazardous wastes? 
 Answer: America
Countries with more industry produce more hazardous wastes than those with little industry.

Question: If Milo moves his finger closer to his eyes, what happens to the perceived position change of his finger? 
 Answer: increases

The closer your finger is to your eyes, the greater the position changes because of parallax.