QUESTION: Fix punctuation: You must choose at least one of the above mentioned options before selecting the PLAY FASTER option
ANS: You must choose at least one of the above mentioned options before selecting the 'PLAY FASTER' option.

QUESTION: Fix punctuation: Building yard Kvaerner MasaYards Finland 1323
ANS: Building yard Kvaerner Masa-Yards, Finland (#1323)

QUESTION: Fix punctuation: Product descriptions and specifications are based on information sites of manufacturers Scope of delivery performance and appearance of Samsung SC9120 vacuum cleaner may be subject to change without notice
ANS: Product descriptions and specifications are based on information sites of manufacturers. Scope of delivery, performance and appearance of Samsung SC9120 vacuum cleaner may be subject to change without notice.

QUESTION: Fix punctuation: The law at the time was that any government official choosing to run for a public office had to resign from office one year before the election so as put incumbents on an equal level with other candidates
ANS:
The law at the time was that any government official choosing to run for a public office had to resign from office one year before the election so as put incumbents on an equal level with other candidates.