Communication is _____. A: interactive B: reversible C: static D: unsystematic

Independent risk is more closely related to _______（ ）. A: unsystematic risk B: systematic risk C: common risk D: diversification risk

Which of the following statements is NOT true of interlanguage A: Interlanguage is a product of communicative strategies of the learner. B: Interlanguage is a product of mother tongue interference. C: Interlanguage is a product of overgeneralization of the target language rules. D: Interlanguage is the representation of learners' unsystematic L2 rules.

Which of the following statements about the market portfolio and the capital market line (CML) is least accurate The market portfolio:（） A: assumes an equal amount is invested in each risky asset. B: is perfectly positively correlated with other portfolios on the CML. C: allows the elimination of all unsystematic risk at every point along the CML.

Which of the following statements does NOT describe the role of a portfolio manager in perfectly efficient markets Portfolio managers should:（） A: construct diversified portfolios that include international securities to eliminate unsystematic risk. B: quantify client’s risk tolerance, communicate portfolio policies and strategies, and maintain a strict buy and hold policy avoiding any changes in the portfolio to minimize transaction costs. C: help clients minimize taxes and reduce trading turnover.