Text stimulus (line graph): Line graph titled 'Adoption curve'. The x-axis lists 2018, 2019, 2020, 2021, 2022, 2023 in chronological order. The y-axis is labeled 'Percent adopting' and runs from 0 to 100 in increments of 20. Plotted data: a line labeled 'Adoption (%)' with values 5, 15, 35, 65, 82, 90 aligned to those years. included are no interpretive arrows or highlighted answers. The adoption curve rises 5, 15, 35, 65, 82, and 90 percent. Which description best fits its changing pace?