Answer:
they male contain 2 seeds
That would be coal because you can cook with coal, build things out of coal, and use it for energy
I would say an "Altitude Tint Map" or a "Mercator Projection Map".
Hope this helped!
Answer: taking deep breaths
Explanation:
Apart from reminding oneself that you are prepared for the presentation. You can carry out a physical exercise like the breathing exercise by taking several deep breaths and exhaling to reduce nervousness. Also you should be mindful that the audience is there to hear you and not to judge you. In that way you can ease out tension.