rrect Question 2 0 / 2 pts Given the parametric equations : = t - t + 1 and y = 6t, select the answer choices that make the statement TRUE. The parametric curve has a vertical tangent line at N/A: The cur ve does NOT have a vertical tangent line. and is concave up when N/A: The curve does NOT have concavity u P Answer 1: N/A: The curve does NOT have a vertical tangent line. Answer 2: N/A: The curve does NOT have concavity up