When the body is given weakened/dead pathogenic material this helps build up an immune system towards the actual live infection. It prepares the body for the infection so that the person does not get sick.
Answer:A merchant wholesaler
Explanation:A merchant wholesaler is an institution which purchases products so that they can then sell these products to the larger market such as businesses, government agencies and retailers. When they purchase these goods it becomes theirs.
What are the two basic types of merchant wholesalers?
There is a full service wholesalers which provides full service and there are limited wholesalers which provides limited services to their suppliers and customers.
Answer: True (?) I’m assuming. Only did a little research
c. Cosmology is the answer