Question

détente means
increased openness.
restructuring.
reform.
a relaxing of tensions.

Explanation:

"Détente" is a French term that was widely used in the context of international relations. It specifically refers to a period or situation where there is a reduction or relaxation of political tensions, especially between major powers.

• "Increased openness" is not the core meaning of "détente".
• "Restructuring" and "reform" do not capture the essence of the term which is about tension - reduction.

Answer:

a relaxing of tensions.