Topic: Parameter Optimization

You want to optimize both the number of trees and the maximal depth for a Gradient Boosted Trees model via a $10-$fold cross validation inside a Grid Optimization operator with these parameters:

How many models does RapidMiner build during this optimization run? $($Select one$)$

A$.$

$<10$

B$.$

$>=10$ & $<30$

C$.$

$>=30$ & $<90$

D$.$

$>=90$