When Rizwan Virk writes about Customer Lifetime Value, what kind of timeframe is he thinking about? Option AIn his examples from the technology sector, it was a matter of months, but it would vary depending on the industry, whether the product was purchased only once or repeatedly, etc. Option BIn his examples, he assumed an eighty-year customer lifespan.Option CIt would last as long as the company was in existence. Option DHe wasn't really concerned about fimeframe.