[ Vocabulary and Grammar ]
In marketing, the length of time that people continue to buy a particular product is called the product ____________________.
A. lifecycle
B. loyalty
C. launch
D. lifecycling

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Vocab and GrammarPreposition FormModals of ProbabilityGrammar and Sentence CorrectionAdjective vs AdverbDependent PrepositionsTenses - Present and PastConjunctions in Complex SentencesVerb-ing and InfinitiveTOEIC GrammarOther quiz:
Tenses › ViewWe will have finished renovating this house ________ .
A. by the time the winter approaches
B. once the winter approached
C. when the winter was approaching
D. after the winter had approached
Vocabulary › View
To ……………………. is to present or describe.
A. portray
B. interpret
C. incorporate
D. feature