Final answer:
The appropriate skill level to summarize the main ideas in the mayor's speech would be Synthesis.
Step-by-step explanation:
The appropriate skill level to summarize the main ideas in the mayor's speech would be Synthesis. Synthesis involves interpreting key points to make new meaning and looking for connections/relationships between texts. It requires complex reading and thinking skills to combine bits and pieces of sources for a specific purpose. In this case, summarizing the main ideas of the speech would involve synthesizing the information and interpreting the content.