Please capitalize where necessary: advertisements will not be directed at people under the age of 18 through the selection of media, style of presentation, content or context in which they appear.
A: Advertisements will not be directed at people under the age of 18 through the selection of media, style of presentation, content or context in which they appear.

Q: fold the wing in and up. only use existing fold lines.

A: Fold the wing in and up. Only use existing fold lines.

Q: alternates, late entries and re-entries will receive full stacks. they will be seated and assume the rights and responsibilities of any position, except between the small blind and the button.
A: Alternates, late entries and re-entries will receive full stacks. They will be seated and assume the rights and responsibilities of any position, except between the small blind and the button.

Problem: various organic pollutants have been shown to be eliminated from soil using plants.
Can you repeat this sentence, but capitalize it?
Answer: Various organic pollutants have been shown to be eliminated from soil using plants.

Text: the corporation guaniquiqui [gwani'kiki] forms, together with its members, a buying group and organized economically significant demand for maximum sustainable products of all kinds. the compulsory purchase of a single share of guaniquiqui customers will benefit shareholders and as members of the ag and others. of responsible and forward-looking negotiated purchase advantages.

Correct capitalization: The corporation Guaniquiqui [gwani'kiki] forms, together with its members, a buying group and organized economically significant demand for maximum sustainable products of all kinds. The compulsory purchase of a single share of Guaniquiqui customers will benefit shareholders and as members of the AG and Others. of responsible and forward-looking negotiated purchase advantages.

Q: in 1673 he was appointed count with the name griffenfeld, and the year after he became chancellor, as such the highest ranking official in the kingdom.

A:
In 1673 he was appointed Count with the name Griffenfeld, and the year after he became Chancellor, as such the highest ranking official in the Kingdom.