As the Tigris & Euphrates rivers reached a confluence, which impact is most likely?

*put the options*

Disappearing due to decades of dictatorial mismanagement, followed by neglect resulting from drought and the thirst of its neighbors, the Iraqi river, formed by the convergence of the Tigris and Euphrates rivers, can no longer prevent the entry of sea waters.

richard milhous nixon (january 9, 1913 – april 22, 1994) was the 37th president of the united states, serving from 1969 to 1974, when he became the only president to resign (quit). he is also known for corruption and the watergate scandal which resulted in the public losing trust in him and his resignation.