Answer:
reasonable care
Step-by-step explanation:
From the question we are given an instance, whereby You are required to prepare, through education and ongoing study, to achieve and maintain your expertise in the industry in order to be able to competently represent the Buyer. This is an example of reasonable care.
Reasonable care can be regarded as degree of caution as well as attention which would be given to possible dangers by ordinarily prudent or rational person in similar circumstances. Instance of this is a first aider, which his duty is to care towards casualties so that he can exercise reasonable care as well as skill as regards providing first aid treatment.