Correct Option: C

Let the convolution of x(t + 4) and δ(t – 6) is y(t)
y(t) = x(t + 4)^* δ(t – 6)

	x(t)*δ(t) = x(t)
	x(t)*δ(t + t 0) = x(t + t 0)

or
y(t) = x(t – 6 + 4)
or
y(t) = x(t – 2)
Hence, alternative (C) in the correct choice.