"during the nineteenth century, a liberal was an individual who favored"

During the nineteenth Century, a Liberal was an individual who favoured the unimpeded exercise of individual freedom by citizens. The liberals’ ideology during this epoch was that the government must endeavour to remove the obstacles that would impede individual freedom in any way.

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )