Molly attempts to condition her puppy to greet her when she enters the house. she repeatedly pairs her entry to the house with a treat for the puppy. the puppy eventually acquires this ability, and molly realizes how irritating it is fro the puppy to run up to her every time she enters the house. she attempts to make the puppy stop, and eventually the puppy no longer feels motivated to greet her when she enters the house. the puppy no longer greeting her when she enters the house is an example of

Find a word that makes the both words

Facial shaving brushes are either bulb-shaped or fan-shaped. an experiment is to be conducted to determine whether the lather thickness is the same for both types of shaving brushes. in previous studies, it was determined that shaving brush size (small, medium, large) is associated with lather thickness, but shaving brush type (wolf whiskers, maggard razors, frank shaving, and so on) is not associated with lather thickness. how could the experiment best be conducted? by blocking on shaving brush size by blocking on shaving brush type by blocking on shaving brush shape by blocking on lather thickness without blocking

William poole believes economics should be taught in schools because students will learn