At Westonci.ca, we make it easy to get the answers you need from a community of informed and experienced contributors. Discover in-depth solutions to your questions from a wide range of experts on our user-friendly Q&A platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

Indicate how the affix -ly in the following sentence changes the part of speech of the underlined word.
His overly friendly manner soon grew tiresome.
A) Adj --> Adv
B) N-> Adj
C) V--> Adj
D) Adv -> Adj
E) Adj --> Adj