How did the industrial economy change in the 1930s? A
The robot invention was patented.
B
The U. S. proposed legislation to slow innovation to
workers' benefits.
The U. S. established systems to protect workers in
hard economic times.
Safeguards in the economy were updated to protect
inventors as well as workers.

Choose the sentence with the correct subject-verb and pronoun-antecedent agreement. a. martha spend her days gossiping with everyone who walks by. b. each of the ushers in the wedding had to wear his rented tuxedo. c. the marching band don't raise enough money for its trip to the rose bowl parade. d. neither my sister nor i was happy when her had to move last year.

Read the excerpt from the dark game: true spy stories from invisible ink to cia moles. yet, by the time robert e. lee surrendered to ulysses grant at appomattox, virginia, some four years later, about 620,000 soldiers had died on the battlefields, more than american battle deaths in all other wars from the revolution through the vietnam war. what is the author’s primary purpose for including this detail? to inform readers about the differences between three military conflicts to persuade readers of the seriousness of the american civil war to entertain readers with tales from behind the lines of battle to encourage readers to visit battlegrounds in appomattox, virginia

What happens to graders who use a red pen? a.they are more accurate with thier correctionsb.they find more errorsc.they feel themselves getting angrt when they graded.they make more mistakes