Quantitative data collection methods include: Select one: a. In-depth individual interviews, semi-and unstructured interviews, phone surveys and paper and pencil surveys b. Face-to-face structured interviews, phone surveys, paper and pencil surveys and web surveys O c. In-depth individual interviews, semi-and unstructured interviews, group interviews, focus groups d. In-depth individual interviews, semi-and unstructured interview, and paper and pencil surveys and web surveys