How is the text structured in this passage from the
prologue?
It has a chronological structure because it shows
the evolution of different sweeteners over time.
It has a cause-and-effect structure because it
shows how a rock drawing led to the use of
sweeteners.
It has a compare-and-contrast structure because it
describes similarities and differences between
different sweeteners.
It has a problem-and-solution structure because it
shows how ancient people solved the dilemma of
finding sweeteners.