God promised through Jeremiah that what would be destroyed after the 70-year captivity had ended?

Jeremiah's famous 70-year prophecy An important inscription from the reign of Esarhaddon suggests that they be viewed as inter-related rhetorical devices. The Esarhaddon inscription, written in relation to that king's extensive building program in Babylon, contains both a 70-year decree and the Akkadian Cuneiform parallel to the Hebrew Alphabetic atbash codes

c.) biotic: snails; abiotic: temperature climate

35 is your answer because i looked it up