Independent, and dependent variables

Can someone please help me identify independent, and dependent variables in this study with detailed explanation? thanks

Chiao, L., Wu, C., Tzeng, I., Teng, A., Liao, R., Yu, L. Y., Huang, C. M., Pan, W., Chen, C., & Su, T. (2021). Exploring factors influencing the retention of nurses in a religious hospital in taiwan: A cross-sectional quantitative study. BMC Nursing, 20(1), 42-42. https://doi.org/10.1186/s12912-021-00558-7