Kriging Uses the Following Equation to Calculate Interpolated Values $z_{0}=\sum_{i=1}^{k} z_{i} w_{i}$

Multiple Choice

Kriging uses the following equation to calculate interpolated values.
$z_{0}=\sum_{i=1}^{k} z_{i} w_{i}$ The weight w_i depends on

A) a fitted curve to the semivariogram constructed with the sampled points
B) the distance to the prediction location from the neighbouring sampled points
C) the spatial correlation between the sampled points and the prediction location
D) all the above