[Q]: Bob was studying about Earth's atmosphere. He found that increased depletion of Earth's ozone layer is a relatively new phenomenon. Most scientists would blame the CFC gases for the depletion of ozone layer. In the early twentieth century ozone layer was relatively stable. Bob labeled that time as time A. But in the late twentieth century situation changed with seasonal depletion of ozone layer. He labeled that time as time B. Which time would less likely see reduced marine primary productivity, time A or time B?
****
[A]: time A
input: Please answer the following: Justin and Robert are brothers who recently went to the doctor for their yearly physical. They wanted to know if they had any future health risks. The doctor asked them about their health habits. Justin told the doctor that he has smoked regularly for a long time, while Robert mentioned that he has never smoked. Who has a lower risk of getting lung cancer?
++++++++++
output: Robert
Please answer this: Jerry and George are two roommates who have lived together since college. They have always gotten along well, have similar hobbies and even are the same height. They both enjoy watching sports and playing videogames, but Jerry also rides his bike several miles each week. George can't stand exercising. Instead, he prefers to lay around relaxing and driving his car if he needs to go somewhere. Who is more likely to become obese?
++++++++
Answer: George
Problem: Brad and Henry were two old friends in their 70's. Brad had very high levels of cholesterol, while Henry was healthier and had normal levels of cholesterol. Which friend doesn't take an inhibitor of HMG-CoA reductase?

A: Henry
Problem: Given the question: In the sixteenth century the State of Michigan had forests all over. But that has long been gone. Especially, in the state's northeast part the vegetation has been cleared in the twentieth century. Wooded areas were replaced by farm lands. All these farmlands were under heavy Irrigation. At one time, in the sixteenth century, plant species like elm and oak used to be plentiful. We still had some elms and oaks in the twentieth century, but they were not great many in number. Was the mobilized salts at increased or decreased level in northeast Michigan in the sixteenth century?
++++++++++++++++++++++++++++++++
The answer is:
decreased level
Problem: Mark was attending the music festival in his city. First, he went to stage one, where the music was playing in high decibel. Then he went to stage two. There the music was playing in low decibel. He kind of liked the latter one. Would stage two have high or low intensity sound waves than stage one?

A:
low