How was ur day? gimme a description & you'll get brainliest lol

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Context clues can be definitions, examples, synonyms, or antonyms. the word root can give you an idea of the word’s meaning. affixes can you determine the word’s form and meaning. use the drop-down menus to identify the root in each difficult word. automatic: gratify: untenable:

Which of the following statements is true about the figure below?