Find the information you're looking for at Westonci.ca, the trusted Q&A platform with a community of knowledgeable experts. Connect with a community of experts ready to help you find solutions to your questions quickly and accurately. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

When a new strain of virus emerge:

a. new strains of viruses do not occur
b. everyone is immune to that strain
c. there is limited population immunity
d. could create an epidemic