For the vector field Bold Upper FF and curve C, complete the following. a. Determine the points (if any) on the curve C at which the vector field Bold Upper FF is tangent to C. b. Determine the points (if any) on the curve C at which the vector field Bold Upper FF is normal to C. c. Sketch C and a few representative vectors of Bold Upper FF on C. Bold Upper FFequals=left angle one half comma 0 right angle 1 2,0, where Cequals=StartSet (x comma y ): y minus x squared equals negative 4 EndSet(x, y): y−x2=−4 a. Where is Bold Upper FF tangent to C? Select the correct choice below and fill in any answer boxes within your choice. A. Bold Upper FF is tangent to C at (0 comma negative 4 )(0,−4). (Type an ordered pair. Use a comma to separate answers as needed.) B. There are no points where Bold Upper FF is tangent to C. C. Bold Upper FF is tangent to C at every point on C.