Two questions about law, i have no idea

A gun manufacturer wants to publish its internal how-to video on their website using a famous children's song by a known pacifist. What should the manufacturer do before posting the video? Put a disclaimer at the end of video stating the song was used without permission O Ensure the music is clearly recognizable O Get a waiver of the songwriter's moral rights Get permission by the website host to include the song O Make sure the video gives no credit to the songwriterGillian, a mad scientist, has just found a remedilr for the common cold. The remedy requires a simple vaccination at the age of six months. After the vaccination, there is no need for further treatment and the person will never get a cold. Gillian has applied for a patent to protect her discovery. Is it possible for Gillian to obtain the patent? 4-... No, because the invention is a form of medical treatment 4... No, because the invention is a pharmaceutical product 4-... Yes, because the invention is a pharmaceutical product -I-\\-.. -'_ Yes, because the invention is a form of medical treatment 4-... No. because the invention is not a life-saving treatment