Find the unit tangent vector, the principal normal vector, and an equation in x, y,z for the osculating plane at the point on the curve corresponding to the indicated value of t. rtí) = (3cos(2t))i +(3sin(2t))j+2tk t=1/4Pi A) (T=3/10root10i+1/10root10k, N=j, plane(x+1+3z-3Pi)=0)
B) (T=3/10root10i+1/10root10k, N=-j, plane(x+3z-3/2Pi)=0)
C) (T=3/10root10i+1/10root10k, N=-j, plane(2x+2-3z+3/2Pi)=0)
D) (T=3/10root10i+1/10root10k, N=j, plane(-x+3z-6)=0)