Colleges and employers should consider applicants social media when determining admitting or employment

this is the sentence that best shows that fast food restaurants are designed for using unskilled labor. 

a)   it explains that many people died because medicines and medical practices were not effective.

again the answer is c

answer :

the following two parts of the given excerpt from "beowulf" denote the importance of kinship and lineage :

1. hither to come; of (kinsmen's approval,

  word-leave of warriors), i ween that ye surely

2. (nothing have known. never a greater one

    of earls o’er the earth have i had a sight of)