Add a comma or commas to the compound-complex sentence below…
Questions
Add а cоmmа оr cоmmаs to the compound-complex sentence below to punctuate the sentence correctly. Type the entire corrected sentence into the text box below. Do not change the original sentence; only punctuate the sentence. Be sure to follow standards of spelling as well or your answer will be marked incorrect. The planet Mars has an average temperature of minus 65 degrees Celsius so the Martian surface cannot support life as we know it.