Select all that apply. How does the dual or segmented labor market theory explain migration patterns today? Group of answer choices Migrant workers tend to concentrate in particular sectors, where natives increasingly refuse to work, or where employers prefer immigrant labor. There has been a growing split between a primary labor market and the secondary labor market. Stable and formal jobs in specialized services (requiring high education levels) contrast with precarious jobs that offer low status, pay, and prospects (the 3D: dirty, difficult and dangerous) The tertiary (service) sector has triggered a demand for both highly qualified and low-skilled workers over recent decades