During the tenure of which Russian president, Geneva Accord was signed?

A. Vladimir Putin
B. Dmitry Medvedev
C. Mikhail Gorbachev 
D. Boris Yeltsin

🧠 Explanation:

Geneva Accord was signed during Mikhail Gorbachev’s tenure, highlighting diplomatic negotiations. “Signed” is a past participle verb; “president” is a noun. Alternatives like “executed” or “formalized” could be used. This event reflects international agreements and political conflict resolution strategies.