Final answer:
Commas should be placed after 'daisies' and 'roses' in the sentence to separate the items in the series of the flowers.
Step-by-step explanation:
The sentence 'The white daisies, red roses, and yellow lilies are blooming beautifully.' requires commas to separate the items in the series of flowers. The correct punctuation is to place a comma after 'daisies' and 'roses' to improve readability and clarify that there are three distinct types of flowers being described. This use of commas is known as the Oxford comma or the serial comma.
The sentence "The white daisies, red roses, and yellow lilies are blooming beautifully" is correctly punctuated. Commas are used to separate items in a list, and here, they appropriately separate the different types of flowers. Each comma signals the transition from one flower to the next, ensuring clarity and preventing confusion.
The use of the Oxford comma (the comma before "and" in the list) is optional, but it is included in this case for consistency and to adhere to a particular style preference. Overall, the sentence effectively conveys the variety of blooming flowers in a harmonious way.