Why would a aurthor chose to write in third person rather than first

While in the capitol, peeta proves to be both an advantage and a disadvantage to squad 451. do you think peeta is more beneficial or more detrimental to the squad? why? your response should be four complete sentences or longer.

Which of the following did shakespeare change in his version of romeo and juliet? he increased emphasis on the capulet-montague conflict. he made romeo and mercutio’s relationship more complicated. he made the franciscan friars more evil. he gave tybalt a smaller role.

Iam giving 10 points and ! need asap