Read the excerpt from "Thomas Edison: The Master of Improvement.” Its glow was produced by electricity passing through a filament, or tiny piece of material. The inside of the glass bulb was a vacuum.

Based on context clues, what is the meaning of the word filament?

a place where electricity is made
a very small piece of material
the inside of a lightbulb
the vacuum inside a bulb

B or ,,a very small piece of material  the inside of a lightbulb "

Explanation:

• a conducting wire or thread with a high melting point, forming part of an electric bulb or vacuum tube and heated or made incandescent by an electric current.

× (Electrical engineering: General) A filament is the thin wire inside a light bulb that emits light when heated by an electric current. The incandescent light bulb makes light by heating a metal filament wire to a high temperature until it glows.

° Word forms: filaments. countable noun. A filament is a very thin piece or thread of something, for example, the piece of wire inside a light bulb.

hope i helped you ^^

firecatUwU or Shadow

so is this an essay or something?

explanation: the line "to save the day, harry must get past a scary three-headed guard dog" from the summary best justifies the conclusion that harry potter and the sorcerer’s stone was influenced by ancient greek mythological literature. the three other choices had nothing to do with ancient greek literature - and the words "three-headed guard dog" are what makes that choice the correct answer.