STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT, dated as of December 20, 1999 (the "Agreement"), between The Interpublic Group of Companies, Inc., a Delaware corporation ("Grantee") and NFO Worldwide, Inc., a Delaware corporation ("Issuer"). W I T N E...Stock Option Agreement • December 20th, 1999 • Interpublic Group of Companies Inc • Services-advertising agencies • New York
ARTICLE I THE MERGERAgreement and Plan of Merger • December 20th, 1999 • Interpublic Group of Companies Inc • Services-advertising agencies • New York
