What type of function would you use to sum values in individual pixels in a multi-layered raster data set?

select one:

a. local function

b. zonal function

c. global function

d. interpolation

B)zonal function

Explanation:

To sum the values in individual pixels in a multi-layered raster data set we use

zonal function.

As we know that zonal function use zone statics to sum the individual pixels.A zone can be defined as the area where all input will have same values.These areas should not  meet . Feature   and raster data sets can be used for as a input for zone function.

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where's the following? you gotta add it to know what the choices are

explanation: