I believe the answer is D. The NASA mission which sent a probe to collide with a comet's nucleus is the Deep Impact. It is the first mission sent in order to see the interior of a comet. The comet that was aimed was called the Comet Tempel 1.
Benito Mussolini coined the term "fascism" in 1919.
And I think it's B. Mussolini
Hope it helped
These movements occur in the mantle which include the lithosphere, Asthenosphere, and the Mesosphere. These convection currents move from tectonic plates. These plates have heat generated from the radioactive decay of elements deep in the interior of the Earth creates magma