Read the passage. denuclearization and the two koreas, 1993–2001 the end of the cold war altered the korean peninsula’s diplomatic landscape. the republic of korea (south korea) established diplomatic relations with the longstanding allies of the democratic people’s republic of korea (north korea): the soviet union, in 1990, and china, in 1992. in 1991 both koreas were simultaneously admitted into the u. n. these developments… opened up the possibility of …normalization of u. s.-north korean relations. denuclearization, a key aim of u. s. diplomacy, was at the heart of a series of crises on the korean peninsula throughout the clinton administration. there were signs of hope in early steps toward denuclearization. in january 1992, north korea publicly committed to signing the nuclear safeguards agreement with the u. n.’s international atomic energy agency (iaea) and to permitting inspections of its primary nuclear facility at yongbyon. in april of the same year, the north and south signed the joint declaration of the denuclearization of the korean peninsula, which barred the parties from developing or acquiring nuclear weapons and limited them to using nuclear energy for peaceful purposes only. how do the words possibility, normalization, and hope affect the tone of paragraphs 1 and 2 of this passage? a.) they create a tone of cautious or subdued optimism. b.) they inject the passage with an excited, anticipatory tone. c.) they establish a tone of subtle or quiet amusement. d.) they give these paragraphs a satisfied, celebratory tone.