A. She said that she was happy to be there that evening
B. She said that she is happy to be there that evening
C. She said that she were happy to be there that evening
D. She said she was happy to be there that evening
Explanation: Indirect Speech এ তিনটি বিষয় খেয়াল রাখতে হয়।
Reporting Verb এর tense অনুযায়ী Reported speech এ Tense পরিবর্তন হয়েছে কিনা।
Linker that/if etc ঠিক স্থানে বসেছে কিনা ।
Person পরিবর্তন হয়েছে কিনা।
সব দিক বিবেচনায় অপশনে উল্লেখিত She said that she was happy to be there that evening বাক্যটি সঠিক।