WILL GIVE BRAINLIEST!! (look at the pic)

What did factory managers expect women to do when men returned home from the war?

In a low-income household in the developed world, more than 30% of a woman's income typically goes toward a. transportation costs b. child care c. clothing and incidentals d. the repayment of educational loans

The information box says that the han added 4,000 miles of wall.refer to the mileage scale.how can this be true?