C. Whales. Because normally it is the first word and even though mammals would be considered a subject, it isn't the main subject.
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Answer:
Sentence 1
Explanation:
"As she was driving to visit her twin," is the only clause that described when the action occurred.
The past participle form of the verb indicates something that has been started in the past and is still ongoing up to present. From the given choices, it is the fourth choice that has a past participle. The verb is "has driven" which indicates that Joan had started doing it before and is still doing it currently.
Answer:
A
we develop concept hierarchies to keep mental information organize.
Explanation:
A thought hierarchy represents a classification of mappings from a collection of low-level thoughts to higher-level, more common concepts. Concept Hierarchy decreases the information by assembling and substituting low-level thoughts (such as numeric grades for the characteristic age) to higher-level concepts (such as young, middle-aged, or senior).
(A)The life lesson the author teaches through the story
The theme of the story is usually what the author wants the reader to 'take away', usually a moral, or a lesson that can be learned through the story
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