Help plz ASAP Which of the following properties of carbon distinguishes it from all other elements?

A- Carbon has six protons in its nucleus
B- Carbon is a gray solid at room temperature
C- Carbon forms compounds with oxygen
D- Carbon can be found in Earth’s crust

Monitor and apply fix up strategies

What was the land like over 500 million years ago? what was under the sea?

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d