Select all scenarios that are examples of supervised learning An infant, unable to speak, but forming concepts of ' r ' or 'I' sounds based on the grouping of similar sounds over time. Netflix using their database of user ratings to predict how you would rate a movie you haven't seen Using the nucleotide sequences on a region of non-coding DNA shared among species to estimate a phylogenetic tree. Predicting a buyer's chance of clicking on an online advertisement based on the previous behavior of similar online shoppers. What is the best rule of thumb for the number of samples needed for good machine model learning. features > features samples > feature^ 2 3D Plots Program for contour and surface (with heat maps) plots using the following trigonometric equation. Z=npsin(x2)+npcos(y2) Both x and y values are in the interval [ pi, + pi] with delta =0.1. Expected output