The answer is B because A is being changed .
"What is human nature?" is the key question psycology seeks to answer
Answer: Hello! xoxo
Upon analysis of the results, a hypothesis can be rejected or modified, but it can never be proven to be correct 100 percent of the time. For example, relativity has been tested many times, so it is generally accepted as true, but there could be an instance, which has not been encountered, where it is not true.
He discovered that finches in different environments had different shaped beaks
