Please, answer part D. and tell where you found the answer so I can read it for myself. Problems: 1. Use the CCH IntelliConnect Federal Tax database to answer the following questions: a. What are the major database categories provided? b. Select 1999 in the Federal Tax Achieves. What is the tax bracket ( highest marginal rate) for a single indi-vidual with taxable income of $ 65,000? ( Hint: Use the Master Tax Guide - 1999.) When would it be use-ful to know what the IRC was in a prior year? c. What is the most recent Action on Decisions listed in Letter Rulings & IRS Positions? d. What Federal Tax Legislations does CCH think are worth watching?