Coal, Natural Gas, and Putroleeum?oil
The creation of the mobile apps and website are very trendy in the health care system. These websites and the mobile apps allow the patients or the consumers to take all the information, such as location, services provided, staff available and the facilities provided. as the creation of the mobile app is very common among the health service providers, so, it can be termed as a social trend.
The construction of CVS health's mobile apps to review the onsite details is an example of social trends followed by most of the health care systems.
So, the given blank be filled with social.
Answer:
Anomeric carbon comes from the corresponding aldehyde or ketone
