It's all the above. The scientific method is important to make these kind of finds.
Answer:
D. He or She
Explanation:
We can figure this out by using the standard order of elimination to see which one of the options makes sense. All of the words except for option D. are either much too vauge, don't make sense, or are grammatically incorrect.
Answer: B
explanation: nuclear energy harms the environment
Answer:
<u><em>Bar graph</em></u>
Explanation:
<em>The given picture represents a bar graph.</em>
<em></em>
<em>Hope it helps.</em>
<em>;)</em>
<em><3</em>
The word with a negative connotation is discouraging.
When someone is discouraged, they are dispirited, disheartened, and with a lack of enthusiasm; this has a negative implication.
All other options have positive connotations, except maybe bulb, which is pretty neutral.
I hope this helps you!