Mr and Mrs Reece Couldn't Complete Their 2018 Form 1040

Mr and Mrs Reece couldn't complete their 2018 Form 1040 before April 15, 2019. They estimate that they will have a $700 balance of tax due with the return. Which of the following statement is true?

A) If the Reeces fail to file their return by April 15, they may opt to request an extension but still will owe penalties to the IRS.
B) The Reeces can file an extension request by April 15 to extend the tax payment and filing date for six months without penalty.
C) The Reeces can file an extension request by April 15 to extend the filing date for six months without penalty. They must pay the $700 estimated balance of tax due with the extension request.
D) None of the above is true.