Ella was frightened by her neighbor's cat. a few weeks later, ella sees a small dog and becomes frightened. ella's reaction is most likely an example of

The answer is stimulus discrimination. In both cases, it means rejoining only to certain stimuli, and not responding to those that are similar. Discrimination is a term used in both classical and operant conditioning. It involves the ability to make a distinction between one stimulus and similar stimuli. 

hi there!

moors is essentially another word for muslims.

the moors invaded spain around year 700, during their time ruling spain the muslims promoted religious tolerance (moors tolerated jews who were viewed as outcasts by northerners), the moors as well had a great impact on their language, and architecture (palaces were created).

i hope this !