Lincoln's "10 percent plan" (presidential reconstruction) dealt with question 6 options: (a) his idea for instituting an income tax. (b) re-admitting southern states into the union (ratify 13th amendment, reject secession, 10% of voters from 1860 pledge allegiance to us). (c) how to draft more men into the union army (d) his quest to reconquer only 10% of the south. question