Question: Students want to plant a lemon tree at their school, but the cold winter temperatures in Massachusetts would kill the tree. Which of the following is the best solution to this problem?
Options:
planting several lemon trees together in a row
building a greenhouse to shelter the lemon tree
giving the lemon tree extra fertilizer in the winter
tying a stake to the lemon tree for support during the winter
Answer: building a greenhouse to shelter the lemon tree