When examining economic growth rates throughout​ history,
a. almost no growth occurred prior to 1300 ad and then all countries of the world grew at a rapid pace.
b. it appears that the world experienced consistent growth since records have been kept.
c. the world experienced little to no growth until the industrial​ revolution, after which all of the​ world's economies began to experience real economic growth.
d. the world experienced little to no growth until the industrial​ revolution, after which some economies began to experience real economic growth?