MORALE:Morale: the confidence, enthusiasm, and discipline of a person or group at a particular time. (किसी विशेष समय पर किसी व्यक्ति या समूह का आत्मविश्वास, उत्साह और अनुशासन।)Example: The team's morale was high on that day.Let's look at the meanings of the given options:Appearance- the WAY that someone or something looks. (जिस तरह से कोई या कुछ दिखता है।)Attitude- a SETTLED way of thinking or feeling about something. (किसी चीज के बारे में सोचने या महसूस करने का एक निश्चित तरीका।)Self-confidence- a feeling of trust in one's abilities, qualities, and judgment. (अपनी क्षमताओं, गुणों और निर्णय में विश्वास की भावना, खुद पे भरोसा।)Reputation- the beliefs or opinions that are generally held about someone or something. (विश्वास या राय जो आम तौर पर किसी चीज़ के बारे में होती है।)From the meanings of the given words, we can SAY that the word 'Self-confidence' is the most appropriate SYNONYM of the given word 'Morale.'Hence, the correct answer is 'Self-confidence.' Let us see the synonym of the given options: WordSynonymAppearanceAspectAttitudeViewpointSelf-confidence MoraleReputationCharacter