Please help. NOT TAKING LINKS!

D. -5/6

Calculation Steps:

1/6 + 2/3 =

1/6 + 2 × 2/3 × 2 =

1/6 + 4/6 =

1 + 4/6 = 5/6

this excerpt is taken from the book “we shall not be moved : the women’s factory strike of 1909 “ and is written by joan dash. it is the story of the great strike when almost 30thousand women working in factories in america formed a union to fight unsafe working conditions, long working hours and miserable wages.

question: which best states the author’s purpose for including this information in the text?

answer: to challenge the reader’s ideas about a historical event