Which central idea do the details from this paragraph support?

Champollion came to understand that the hieroglyphs were both symbols and sounds.
Champollion thought about the system of hieroglyphs a lot.
Champollion was not the only scholar who understood the hieroglyphs.
Champollion was a scholar who wanted to know what the hieroglyphs stood for.

Based on the root word what is the definition of imperceptible

Read the excerpt from act 3, scene 1, of julius caesar. servant. thus, brutus, did my master bid me kneel. thus did mark antony bid me fall down, and, being prostrate, thus he bade me say. "brutus is noble, wise, valiant, and honest. caesar was mighty, bold, royal, and loving. say i love brutus, and i honour him. say i feared caesar, honoured him, and loved him. if brutus will vouchsafe that antony may safely come to him and be resolved how caesar hath deserved to lie in death, mark antony shall not love caesar dead so well as brutus living, but will follow the fortunes and affairs of noble brutus thorough the hazards of this untrod state with all true faith.” so says my master antony

Which statement would you identify as being correct? a. it is important to learn the etymology of every word in a text. b. it is important to understand the etymology of every word in a text. c. it is important to study the etymology of every word in a text. d. it is important to study the etymology of some words in a text.