What is a thesis statement?
a. a sentence that tells your purpose for writing
b. a sentence that connects ideas by showing relationships
c. a sentence that urges a person to respond to an issue
d. a sentence that provides specific details and brief explanations

Which statement contains an opinion? the ants serve to protect the acacia from other plants and herbivores. the acacia depends on pollinators for the exchange of genetic material. the acacia has no chemical defenses to discourage herbivores. the ants provide the acacia with the best protection from other plants and herbivores.