A because it has a question mark at the end of the sentence. Interrogative sentences will always end in a question mark!
Answer:
Both sentences are statements
Explanation:
The first sentence states that whales are neither dolphins nor porpoises, this is could be wrong or right but it is making a statement, as well as the second sentence, it says that 7+3 is 8, the sentence is wrong, as we can see from doing the math, but it is still making a claim of something that could be wrong or right, that is what makes it a statement.
Answer:
Many things appear wrong to you.
To narrow down the focus of your topic, follow the following three steps: Write down additional specific about your topic. Example: brewing quality tasting beer and the health of the colonies of yeast used to brew small batches of beer properly. Turn your topic into a sentence that is a statement.