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

Read the passage. when i consider how my light is spent ere half my days, in this dark world and wide, and that one talent which is death to hide, lodged with me useless, though my soul more bent to serve therewith my maker, and present my true account, lest he returning chide; “doth god exact day labor, light denied? ” in line 7 of sonnet xix by john milton, the speaker asks, “doth god exact day labor, light denied? ” what does his question mean? why must god make us suffer to work? what shall one charge god to work in the dark? how does god expect him to work when he is blind? is god trying me?