The term for when both married persons agree that all tasks of the relationship are negotiable and thus shared is:.

Polyamory

Explanation:

In simple words, Polyamory, with the mutual agreement of all individuals concerned, is the nature of or preference for romantic partnerships with even more than one person. It's been defined as non that is voluntary, transparent and accountable". Thus, from the above we can conclude that the correct answer is polyamory.

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.