Molly recorded these temperatures one day: Morning temperature = −2°F
Afternoon temperature = +1°F
Night temperature = 0°F

Which statement is correct, based on the given temperatures?

The night temperature was 1 degree above the afternoon temperature.
The night temperature was 1 degree below the morning temperature.
The morning temperature was 2 degrees above the night temperature.
The morning temperature was 2 degrees below the night temperature

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.