Which is a difference that arises as a result of the different ways in which the speech and the poster convey their intended messages?

The poster’s images feature the male factory workers more prominently and almost hides the female worker in the background, while the speech specifically acknowledges both male and female workers equally.
The poster’s images merely suggest that factory work is a thankless job, whereas the speech specifically acknowledges that it is.
The poster’s images portray a variety of different industries, whereas the speech acknowledges only those who work in factories.
The poster’s images clearly illustrate that factory work is a vital job, whereas the speech barely acknowledges its significance.