Answer:
A clinical trial should be performed to prove the claims of researchers A and B about the drug that they have discovered for asthma
Step-by-step explanation:
A clinical trial will provide a proof of concept about the drug tested. A clinical trial is a designed study done to test the claims of the drug tested. During the early stage of a clinical trial, a proof-of-concept or principle is performed.
This provides details of the drug with which analysis various claims about a drug like strength, feasibility, effectiveness etc. If the drug passes the test, then it is said to be a valid claim.