Concept:A matching grant is a financial contribution given by a higher government to help local governments fund specific projects, provided the local government contributes its own share.
Explanation:The federal or state government gives a matching grant to supplement the cost of a project.
The local government must also put in part of the money from its own budget.
This condition ensures that the local government is committed and uses the funds wisely.
Revenue allocation means sharing government tax revenue among different levels of government.
Reimbursement is paying back money that someone has already spent.
Statutory allocation is the legal and formula-based distribution of funds.
Only a matching grant fits the description of supplementing a project's cost with a required local contribution.
Answer:D. Matching grant