Correct option is A
Option (a) is the incorrectly spelt word.
Correct Spelling:Kangaroo – A marsupial found in Australia (एक ऑस्ट्रेलियाई जानवर)
Example: The kangaroo hopped across the road swiftly.
Part of Speech: Noun
Meanings of all the options:
· (b) Vivacious: Attractively lively and animated (जीवंत)
· (c) Ambiguous: Unclear or having multiple meanings (अस्पष्ट)
· (d) Itinerary: A detailed plan or route of a journey (यात्रा कार्यक्रम)