Q: What is the option to remove kidney stones other than surgery?


Read this paragraph and choose the correct option from the provided answers:

Several other kinds of unsaturated monomers can be polymerized and are components in common household products. Polypropylene is stiffer than polyethylene is in plastic utensils and some other types of containers.

 Choices:

- pump treatments

- skin treatments

- glandular treatments

- ultrasound treatments


A:
ultrasound treatments