Final answer:
The closest synonym for 'array' is 'variety', as it refers to an assortment or collection, similar to the primary meaning of array.
Step-by-step explanation:
The term array has several meanings depending on the context, but in general, it refers to an organized collection or an impressive display. When looking for a synonym, the word that most closely matches the concept of an 'organized collection' or 'impressive display' is variety. Hence, the closest synonym for the word array in the choices provided is B. variety. This conveys the idea of a range or assortment of things. The other options do not align as well with the meaning of array; for instance, 'uniformity' suggests sameness, 'lack' implies a deficiency or absence, and 'remainder' refers to what is left over after a part has been taken.