Describe the three different types of interchanges and their components.

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Mary has spontaneously decided to prepare a meal for friends. she is beginning to prepare fin fish and realizes she wants to also prepare a hearty dish ready to serve at the same time. what should she prepare?

Which of the following choices is the most important to do before starting an exercise program? a. see your doctor b. talk to your friends for advice c. lift some weights d. measure your body fat