Read the following paragraph and answer the question. Give ONLY the answer, no other words or explanation.

For example:

Answer: <most likely answer, as short as possible>.

Paragraph: is the way my guy friend behaving not right i m a girl by the way as he has a girlfriend which he sees twice a week as its long distance . He seems to be flirting and being more forward with me saying i m hot which i just thougt he was joking at time . He has been sending me loads of signals i ve picked up senses he wants to be more than friends recently .

Question: Why is the narrator wary of their partner 's behavior ?
The partner is flirting .
The partner is behaving in a flirtatious manner towards the narrator despite having a girlfriend.