Jenna is planning a 5-day resort vacation with three of her friends. it will cost her $279 for airfare, $300 for food and entertainment, and $65 per day for her share of the hotel. she has $550 saved for her vacation and can earn $25 per hour as an assistant in her uncle’s photography studio. how many hours must she work in order to have enough money for her vacation? round up to the nearest whole number.

the answer is either c or b, i cant be to sure tho.

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;

answerinnovative culture;