Consider the following parametric equation. x equals (t plus 5 )squared; y equals t plus 8; negative 10 less than or equals t less than or equals 10 (a) Eliminate the parameter to obtain an equation in x and y. (b) Describe the curve and indicate the positive orientation. (a) Eliminate the parameter to obtain an equation in x and y. Choose the correct equation below. A. y equals StartRoot x plus 3 EndRoot B. y equals (x plus 3 )squared C. y equals x squared plus 3 D. y equals 3 plus or minus StartRoot x EndRoot (b) Describe the curve and indicate the positive orientation. A. -15 15 -5 15 x y