Is it posible to love two people at the same timee ?

Okaay so my ex , she said she was so inlove with meeh yet she was still lovin her ex uqh ...& i would always ask her how can youu love two people at the same time , she never would answer meeh , yet she would always tlk to her ex on the phone they would txt buht yet she would be all over meeh ... ? Hmmm I think relationships are sometimes complicater !