Option: 1-a The term cordial as per the dictionary entry is friendly, welcoming and the definition of cordial as used in the sentence is welcoming.
<u>Explanation:</u>
The word cordial, in the given sentence is in the form of an adjective. As Karen visited Serina’s house she felt a welcoming atmosphere that made her feel comfortable and safe. The word cordial means friendly, warm, amiable etc, which correlates to the given text, stating that Karen felt warm when she entered; she felt welcomed into the house.
Cordial when used as a noun, means a pleasant-tasting medicine or liquor but this is not presented in the sentence given.
I think it has to do with the region it's in....Most of the other romance languages like Italian and French are on the far Western side while Romania is in the eastern side of Europe.