look at the photo, it wouldn't let me type it, sorry :-/
Answer:
Users encounter the error message ‘The Third-party INF doesn’t contain Digital Signature Information’ when they are trying to install third-party drivers on their computer. There are usually two types of drivers present i.e. third-party (these are not developed by manufacturers) and official drivers
B. rabbits changing fur color
Systematics is the study of the units of biodiversity. Systematics differs from ecology in that the latter is concerned with the interactions of individuals (and therefore species) in a particular time.