Provide your best answer for the following question. Give ONLY the answer, no other words or explanation.
For example:

Answer: <most likely answer, as short as possible; not a complete sentence, just the answer!>.

The question is: A student is working on a science project display for the school science fair. To best communicate why her conclusions are valid, what should be included on the display?
a complete write-up of her experimental method and data collected
Data, results, methods, conclusions, sources.