C. uses
Uses is the only word that words in this context. The advertisement isn't keeping anything. It hopefully creates a desire in the consumer to buy a product but it doesn't create a technique. It also does intend to convince buyers but it can't intend a technique either. Techniques are used so this is the most accurate and precise replacement for has.
The people who are involved with the fight will have to pay the price of death.
C) As goodnight is a metaphor for death & passing away.
That is false. The reciprocal pronouns in English are one another and each other. Reflexive pronouns, however, are formed from the personal pronoun plus "self." Both reciprocal pronouns and reflexive pronouns are anaphors.<span>
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