What is the most likely meaning of the metaphor in bold? The children's museum is a petri dish for diseases. The museum is modeled after the structure of a disease. Diseases grow and spread easily at the museum. Diseases are the focus of the main exhibit at the museum. The museum lets children play with petri dishes.

B) Diseases grow and spread easily at the museum.

Explanation:

A petri dish is used to culture bacteria.

  plan: i will begin with a quotation about the importance of unity in a community. then, i will state my claim that an activity will unite our school by creating a shared vision, purpose, and direction. in the body, i will use three main points that describe the different avenues the students can take: through a variety of clubs, through a special event, or through an awareness week. i will provide evidence about other towns that have unity activities and the kinds of events that they include. pictures will illustrate my three main points in action. for the ending, i will restate the main idea in a new way and pose a question to keep the audience thinking. 

a. is the correct answer