Which of the following functions V(y₁, y2) is a Lyapunov function for the dynamical system with equilibrium point at (0, 0) y₁ = −2y₁y¾e(v₁92)² – 6y₁, y₂ = −2y²y₂e(₁₂)² – 2y2 Select one: a. ● b. ○ c. ○ d. V(y1, y2) = e(1182)² V(y₁, Y2) = e(³1¹ ³2)² + y² − 1 + 3y² V(y₁, y₂) = y²₁e(₁9₂)² + y² − 3y₁ V(y₁, y₂) = y² + (y₂ − 1)²

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