Which of the following is consistent with the data?
a. the highest rate of carbon dioxide uptake occurs at the beginning of the light period
b. the highest rate of carbon dioxide uptake occurs at the beginning of the dark period
c. the highest rate of carbon dioxide uptake occurs near the end of the dark period
d. the highest starch concentration occurs at the beginning of the light period
e. the lowest starch concentration occurs at the end of the light period
Answer: B