For Questions , Use the Following Narrative

For Questions , use the following narrative
Narrative: Bread machines
Suppose a survey was done this year to find out what percentage of all Americans own a bread machine.Out of their random sample of 1,000 Americans, 317 own a bread machine.The margin of error for this survey was plus or minus 3%.
-{Bread machine narrative} Suppose three years ago, 29% of Americans owned a bread machine.Based on the results of this current survey, what would you conclude (with high confidence) about the population of all Americans now compared with three years ago?

A) A larger proportion of Americans own a bread machine now compared to three years ago.
B) A smaller proportion of Americans own a bread machine now compared to three years ago.
C) The proportion of Americans who own a bread machine has not significantly changed from three years ago.
D) None of the above.