Answer:
Half his words were technicalities entirely strange to me
...he illustrated one or two points with what he was pleased to call elementary mathematics
Explanation:
i think this is right
(5) during the industrial revoltion,too,homeless people provided much needed labor in the nation's factories
THE ANSWER IS D! girls had laughed a little nervously. :)
a mark or character used as a conventional representation of an object, function, or process, e.g., the letter or letters standing for a chemical element or a character in musical notation.
The answer is C, I believe.