An investor wishes to save for her retirement. She arranges to have $250 per month withdrawn from her account to be invested into a commodity fund. This type of savings plan is called

dollar cost averaging

Explanation:

Dollar cost averaging is a type of investment plan where the customer (investor) will contribute a specific amount of money every fixed period of time. In this case, our investor is investing $250 every month regardless of the price of the securities that she is investing in. Some months she will be able to buy more or fewer securities than other months.

The truth about office friendships is:

Workplace cliques can cause horizontal disharmony.

Clique is a small group of people who share common interests and usually spend time together and do not readily allow others to join them.

Workplace cliques can cause horizontal disharmony because they are purposefully alienating others. People within a clique uses said clique to be their comfort zone. Thus, they do not extend effort to meet and cultivate new friendships nor exert effort to do better at work. Sometimes, they tend to pass up promotions or better benefits so that they will stay within their cliques and not deal with insecurities or feel vulnerable in facing situations that they are not comfortable with.