SG, Inc., a 501(c)(3) organization, receives the following sources of support during the tax year. General public for services rendered $22,000 City of National for services rendered 30,000 City of Star for services rendered 3,000 City of Central for services rendered 8,000 Gross investment income 19,000 Contributions from individual 18,000 substantial contributors (disqualified persons) Is SG, Inc. classified as a private foundation? Explain you