Sarah Guo Will Complete Two Years of College in April

Sarah Guo will complete two years of college in April and graduate with a diploma in human resources. She is ready to begin searching for full-time employment. Sarah has held several part-time, temporary positions while attending high school and college, but this will be her first permanent position. She has taken many courses in human resources as well as a variety of general business, communications, and optional courses. She hope to find a job with a medium-sized or large firm somewhere in British Columbia, preferably in or near Vancouver, where she has lived since she was born.
-Which description of Sarah's capabilities and skills will increase the effectiveness of her résumé?

A) dealt with clients by telephone
B) supervised employees on several different occasions
C) I am quite knowledgeable about a variety of computer software packages used in the human resources field.
D) won first prize at a national student competition for an original human resources project