Which one is correct? Aishiteru kara or Aishite iru kara?

Question:

And what does each one mean?

Answer:

both mean the same. "Because I love you.." 愛してるから is more casual than 愛しているから.

but usually people don't say aishiteru but suki or daisuki. あなたのことは大好きだから。would be better.