Pressing f8 key for three times selects

Q. Pressing f8 key for three times selects

1. a word
2. a paragraph
3. a sentence
4. entire document

Answer: a sentence

When you press the F8 key multiple times, you can select different parts of your text. For instance, when you press F8 once, you simply turn on extend mode. Press it a second time, and the current word is selected. A third time results in the current sentence being selected. A fourth time selects the current paragraph, and a fifth time selects the whole document.

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MS Word Shortcut
Pressing f8 key for one time selects: It turn on the extend mode

Pressing f8 key for two times selects the current word.
Pressing f8 key for three times selects the current sentence.
Pressing f8 key for four times selects the current paragraph
Pressing f8 key for five times selects the whole document.
Pressing f8 key twice selects the current word