The problem faced when listening to a lecture is attention deficit.
<h3>What is Attention deficit?</h3>
This is a type of brain disorder in which individuals have difficulty in maintaining attention for a long time.
A lecture regardless of the topic being discussed or environment could be faced with attention deficit in individuals who have this issue thereby making it the most appropriate choice.
Read more about Attention deficit here brainly.com/question/11427937
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<span>The sentence which uses negatives correctly is:
A.We didn't even realize that today is Saturday.
In this sentence, only one negative word is used: not. Sometimes the use of double negatives such as the in the remaining choices above are used in literary pieces but they are grammatically incorrect.</span>
My best guess is A, but I’m not positive.