No it is impossible to have an abortion at 5 months. Abortions can only be done till 3 months. If you do an abortion after 5 months it may lead to an critical situation to the mother also. Its Ilegal doing an abortion after 5 months after pregnancy. You may consult an gynocologist
Yes you can but I suggest you go a different route. You are so close to the end of your pregnancy. Why don't you consider adoption?? Some couple who is unable to have children would love to adopt your baby as their own.