Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
Answer:
deforestation is having negative impacts on our mother earth ....our eco-system will obviously change ....and we will be facing many disasters like flood....global warming ...acid rain...droughts and all.
Answer:
A. controlling worldwide oil prices
Explanation:
OPEC stands for The Organization of the Petroleum Exporting Countries. It is a huge entity that controls the prices of oil internationally. It has heavy influence over politics as for example, if OPEC supported Saudi Arabia and Iran was invading Saudi Arabia, it would raise oil prices heavily for Iran and its allies.
