Which estate planning tool would be used in this scenario, CRUT, CRAT, pooled income fund or charitable lead trust?

Which estate planning tool would be used in this scenario, CRUT, CRAT, pooled income fund or charitable lead trust?

A charitable trust arrangement in which a fixed income interest (worth at least 3% of the current net FMV of the trust assets as revalued annually) is paid annually to one or more non-charitable income beneficiaries and at the death of the last income beneficiary, the remainder interest passes to a qualified charity.