"Many Americans, for whom advertisements are a way of life, may not know the rich and diverse history of advertising." What kind of clause is present in this sentence? (Adjective or Adverb)

Which word in the sentence is being modified by the clause?

Which word signals the start of the clause?

disrespectable. hope that

my answer is the spanish won

clerical work ensures that an office runs smoothly. it involves the day-to-day administrative tasks of an office, such as answering phones, scheduling appointments, sending faxes, and filing documents. office clerks and secretaries need to have particularly strong clerical skills.

explanation:

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one context clue that me find the meaning of luxuriance was that the base word of luxuriance is luxury, so i think that luxuriance means something that is luxury, or something luxurious.