I have a feeling you didn't try for this one, all you have to do is google the ads
One with Ethos: https://www.youtube.com/watch?v=qj19l4Irdfw
One with Logos: https://www.youtube.com/watch?v=TGbfhupxHLM
Answer: 10-20%
Explanation: A contingency factor is anything you can't predict accurately or forecast in the future. In order to cover currency fluctuations when services are done in local currency, contingency cost of 10-20% over basic cost estimate is advisable.
Answer: B. Compounding
Explanation:
COMPOUNDING is a situation where the earnings on assets, i.e interest, are reinvested along with the original principal (amount) to make even more earnings.
More earnings will accumulate simply because the earnings are now being made on both the original amount as well as the reinvested amount which is simply what Christina is doing.