This graph shows the number of American farms from 1910 to 1990. What most likely explains this change in the number of farms? Corporations took over smaller farms, and the overall number dropped. Corporations took over smaller farms, and the overall number rose. Farms became less productive, and the overall number dropped. Farms became more productive, and the overall number rose.

Which of the following is an example of proximodistal pattern of growth? (a) abbey learning to sit first before learning to stand or crawl (b) alex learning to move his eyes before learning his first words (c) colin learning to stare at moving objects before trying to touch them with his hands (d) polly learning to grab the objects with her whole hands before learning to pick them up with her fingers