Longer essay (knowledge, understanding, and thinking question) for 3rd Test

Describe how the following prophets use (or decide not to use) the Mosaic and Davidic Covenants: Isaiah of Jerusalem, Amos, Jeremiah, and Ezekiel. How does each prophet reinterpret previous promises in order to make his message fit his historical context.? Why is this reinterpretation helpful for modern interpreters of these texts?