Add spaces: Raspberryketoneisanaturalcompoundthatbefoundinredraspberries.

Answer: Raspberry ketone is a natural compound that be found in red raspberries.

Add spaces: (4)ThecompetenceoftheDBterminateswhenthepartiesagreetoit.

Answer: (4) The competence of the DB terminates when the parties agree to it.

Add spaces: Theusercanbealearner,aninstructor,oraevenasoftwareagent—anditcanauthenticatewithOAuth.

Answer:
The user can be a learner, an instructor, or a even a software agent — and it can authenticate with OAuth.