He either talked too much or said nothing at all- correct
nothing troubled her except...-incorrect
whenever the dogs in the kennel appeared...- correct
i have often noticed...- correct
sometimes students who have attended...- correct
I hope this helps these sentences were rather confusing to me to be honest.
<span>The </span>incorporation<span> of a </span>amusing<span> character, scene, or witty </span>discourse<span> in an </span>something else genuine<span> work, </span>regularly<span> to </span>soothe<span> tension</span>
the answer is C (APEX) because the passage mentions she is the way her daughter wanted her to be and lists characteristics of what she should be like, seeking her daughter’s approval/satisfaction/admiration