The correct answer is an online dictionary. An online dictionary is a useful resource for finding the pronunciation, definitions, and other information about words. Wesley can simply search for the word "phylum" on an online dictionary website and it will provide him with the correct pronunciation. Some popular online dictionaries include Merriam-Webster, Oxford English Dictionary, and Dictionary.com. Wesley can also use a dictionary app on his smartphone or tablet to quickly find the pronunciation of the word phylum.
