 
<translate> Ịmụmụ ọnụ ọchị mgbe ọ na-ekwu okwu n'ekwentị apụtaghị na obi dị ya ụtọ. N'ihi ya, azịza ikpeazụ bụ na ọ gaghị ekwe omume ikwu. <eng> Smiling while giving presentation on a microphone does not mean that she is happy. Therefore, the final answer is it is not possible to tell. 