Can I buy a hybrid even if I don't use it during the winter?

I am looking at a Toyota Yaris, the car will not be used in the winter months and garaged. Will this affect the life of the lithium batteries if not used for four months each year?

Do plug-in hybrids self-charge while driving?

Does a plug-in hybrid have any self-charging capability?

Do any hybrids come with a spare wheel?

I am looking to change car and want to buy a petrol hybrid but would like one that has a spare wheel or space for a space saver. Are there any cars up to 3 years old that are suitable?

Can MHEVs travel just on EV power?

Do you have a data table of the range any hybrids can drive by electric power? Some are called mild hybrids have small range. I am interested in Jazz hybrid but then I read it has only 0.85 kwhr battery....