If i have sent a message on viber to a friend, and the message DOES NOT say delivered, seen or sent. What does it mean?

please reply to me asap.

I Have been sending my friend a message on viber and it doesnt say delivered or sent. i didnt recieve any reply from my friend yet.

i Dont know if my friend has no internet access so the message isnt recieved or sent to her yet, or if she has blocked me?????

if anyone knows the answer please just comment below!!! Thanks so much!!!