10) TRUE/FALSE The idea of a map is to be able to look up one value with another. TRUE/FALSE Often the lookup value is called the key and the looked-up value is called simply the value. TRUE / FALSE As such, we see that any data structure with essentially performs the actions required of a map. 11) A multi-map differs from a map in that each key can be linked to a single any number of value(s). As such, it's retrieval function will yield a collection of a single value(s). Removal from a multi-map is also affected compared to a traditional map. How so