Aresearch team wishes to examine whether a county's potential investment in perinatal care programs is likely to yield savings in health care and public assistance costs over the coming decades. the research team is most likely to perform a:

The research team is most likely to perform a cost-benefit analysis.

Explanation:

Cost-benefit analysis is the best and mostly likely option the research team would use to examine whether a county's potential investment in perinatal care programs is likely to yield savings in health care and public assistance costs over the coming decades: cost-benefit analsis is the best approach that can effectively assess the strengths and weaknesses in the country’s potential investment in perinatal care programs, and be employed in preserving the country’s investment.