Add spaces: Belowattentionisgiventoanumberofselectedbarriersandattitudeswhichhavebeencommonamongtheparticipantsinterviewed.

Answer: Below attention is given to a number of selected barriers and attitudes which have been common among the participants interviewed.

Add spaces: Participantswhoviolatethisrulewillbesubjecttopenalty,includingdisqualification.

Answer: Participants who violate this rule will be subject to penalty, including disqualification.

Add spaces: OnOctober29thIwenttothewhite-marbleandcrimsonhalloftheMarinskypalace,wheretheCounciloftheRepublicsat,tohearTerestchenko'sdeclarationoftheGovernment'sforeignpolicy,awaitedwithsuchterribleanxietybyallthepeace-thirstyandexhaustedland.

Answer:
On October 29th I went to the white-marble and crimson hall of the Marinsky palace, where the Council of the Republic sat, to hear Terestchenko's declaration of the Government's foreign policy, awaited with such terrible anxiety by all the peace-thirsty and exhausted land.