Answer :
Answer:
correct option is B. Society of Automotive Engineers
Explanation:
solution
we know that Oil is graded by (SAE) Society of Automotive Engineers
because Society of Automotive Engineers is providing rating for automobile horsepower by the long time period
and Previously standard heat is Society of Automotive Engineers gross power
but it is unable to give realistic measurement per rating of the performance
after that they change their standard for more intact and start Society of Automotive Engineers
that is give very compact rating of performance
so correct option is B. Society of Automotive Engineers
