Which of the following statements is true?
A. Biodiversity provides additional resources that raise the carrying capacity of an ecosystem.
B. Biodiversity increases an ecosystem's ability to withstand changes.
C. Biodiversity makes an ecosystem more difficult to destroy.
D. Biodiversity provides additional sources of food for the weakest organisms in an ecosystem.

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?