[Q]: Two men go into the doctor's office for a checkup. Stepping on the scale, the doctor weighs each of them. Tom has an average and healthy weight. However, Joe has a weight that indicates he is obese. Who has a lower BMI?
****
[A]: Tom
input: Please answer the following: Keith was reading a book on climate. He found an interesting table that showed the climatic conditions of the earth in two different times, time A and time B. Time A showed earth's climatic condition in the previous century. And, time B showed earth's climatic condition in the present century. Keith was amazed to see how the world has changed in just a century. Which period would be more helpful for habitat of species, time A or time B?
++++++++++
output: time A
Please answer this: Two cells, Cell B and Cell C, are being examined under microscopes by students in a science class. While looking at the cells, one student, Kim, notices that there is a noticeable trend in Cell B for a particular substance to try to group up in a more concentrated area. In Cell C though, she notices that the same substance is spreading apart and finding less concentrated areas to move to. Which cell is exhibiting active transport?
++++++++
Answer: Cell B
Problem: Two farmers had different pests attacking their plants. John had a big aphid problem, so he used all the methods available to get rid of them. Mike had a slug problem, but had almost no aphides. Which farmer didn't learn that aphids are resistant to pyrethroids?

A: Mike
Problem: Given the question: Ned learned about reactions at a higher temperature for his physics class, while Paul had to learn about reactions at lower temperatures. Which person didn't study about the heat causing the egg to cook faster?
++++++++++++++++++++++++++++++++
The answer is:
Paul
Problem: Sam is going to visit his grandfather. His grandfather lives in a retirement home and can barely take care of himself anymore. Will Sam's grandfather have a strong or weak immune system given his age?

A:
weak