Iran had appointed Reza Ameri as an ambassador to the United Arab Emirates (UAE)

Current Context: Iran's newly appointed ambassador Reza Ameri had served as the Director General of the Iranian expatriates' office in the Foreign Ministry.

• The move comes after the UAE in last August moved to upgrade ties and said it was returning its ambassador to Tehran.
• The UAE downgraded relations with Iran after Saudi Arabia severed ties with Iran in January 2016 after Iranian protesters stormed the Saudi embassy in Tehran following Riyadh's execution of a prominent Shiite cleric.
• The UAE, which has business and trade ties with Iran stretching back more than a century, started re-engaging with Tehran in 2019 after attacks in Gulf waters and on Saudi energy sites.

Question:

Q.1 Iran has appointed an ambassador to which country for the first time since 2016.
a. UAE
b. UK
c. USA
d. Australia