Facebook account blocked as security precaution

Hy I m unable to open my account when I try to open it's asking verification and I have sent my photo and after that they are telling me that I can't logged in my account at the momentWe'll get in touch with you shortly after we've reviewed it. You'll now be logged out of Facebook as a security precaution this is what they r telling my account got locked on 11 feb2018 till now they have not rewied