Greg is ready to pay his federal tax balance due. Which of the following is an option for payment to the IRS? Select one: O a. Mail a post-dated check to the IRS, dated with a date prior to the April tax filing deadline. O b. Send credit card information with Form 1040-V by mail or fax so that the IRS can charge the balance due to the credit card. O c. Call the IRS to provide payment information over the phone. O d. Request an electronic withdrawal from a checking or savings account at the time the return is electronically filed. All the following statements regarding amended returns are true except: Select one: O a. There is generally a 16-week processing time for an e-filed Form 1040-X. O b. Only paper returns can be filed with the IRS. O c. An amended return can be filed electronically filed or by mail. O d. Taxpayers may file up to three accepted amended returns