During dry weather, clothes made of synthetic fibre often stick to the skin. Which type of force is responsible for this phenomenon?

During dry weather, while combing hair, sometimes we experience hair flying apart. The force responsible for this is

An inflated balloon was pressed against a wall after it has been rubbed with a piece of synthetic cloth. It was found that the balloon sticks to the wall. What force might be responsible for the attraction between the balloon and the wall?

An inflated balloon was pressed against a wall after it has been rubbed with a piece of synthetic cloth. It was found that the balloon sticks to the wall. What force might be responsible for the attraction between the balloon and the wall?

An inflated ballon was pressed against a wall after it has been rubbed with a piece of synthetic cloth. It was found that the ballon sticks to the wall. What force might be responsible for the attraction between the ballon and the wall ?

An inflated balloon was pressed against a wall after it has been rubbed with a piece of synthetic cloth. It was found that the balloon sticks to the wall. What force might be responsible for the attraction between the balloon and the wall?

Transplantation of tissues/organs to save certain patients often fails due to rejection of such tissues/organs by the patient. Which type of immune response is responsible for such rejections?