Answer:
C) Both technicians
Explanation:ILSAC(international lubricants specifications advisory committee) is a body made up of Companies like Ford, Chrysler etc it is specifically formed to help in ensuring that some Standards are followed with regards to engine production and usage,it was founded in 1992.
API(American petroleum institute) andd SAE(Society automobile engineers) Both are interested in the engine oil Standards, API focuses on diesel rated engine oils while SAE focuses on both engine oils and transmission oil with different Standards.