The option that accurately describes the challenges faced by Kurds in Turkey and Iraq is:
"The Kurds have some autonomy in the northern part of Iraq, but in Turkey even the use of the Kurdish language remains restricted."
This statement reflects the reality that Kurds in Iraq, particularly in the Kurdistan Region, have achieved a degree of autonomy and self-governance, whereas Kurds in Turkey face restrictions on their cultural expressions, including the use of their language.