Answer:
C. Pleased
Explanation:
The meaning of the root word "grat" means thankful, pleased, or favorable.
ᴘᴇʀᴘᴇᴛᴜᴀʟ ɪ ʙᴇʟɪᴇᴠᴇ ʙᴜᴛ ɪᴍ ɴᴏᴛ sᴏ sᴜʀᴇ
Comforted, ameliorated, Rested
Wool is warm, but synthetic fibers are more water resistant.
This sentence is correct.