Question: Wanne daga cikin waɗannan ya ba da mafi kyawun shaida cewa yanayin duniya ya canza a cikin miliyoyin shekaru?
Options:
ƙaura mai aiki na yashin dunes
ƙyallin saman dutse
burbushin ruwa da ake samu a tsaunuka
ƙasusuwan dabbobi da aka samu a ƙasa
Answer: C