StreamlineData, a company specializing in data analytics software including tools for big data processing, visualization, and predictive analytics, began $2023$ with contracts valued at $$145\mathrm{.}0$ million in recurring revenue. Over the course of the year, the company experienced cancellations amounting to $$21\mathrm{.}0$ million in recurring revenue and, after accounting for new customers and upsells, ended the year with recurring revenue of $$154\mathrm{.}0$ million. Based on this information, what is StreamlineData$$s Gross Revenue Churn Rate and Gross Revenue Retention Rate for $2023?$

Gross Revenue Churn Rate: $10\%,$ Gross Revenue Retention Rate: $90\%,$ showing strong revenue retention and low churn, beneficial for stable growth.

Gross Revenue Churn Rate: $14\mathrm{.}5\%,$ Gross Revenue Retention Rate: $85\mathrm{.}5\%,$ indicating a moderate level of revenue retention and churn.

Gross Revenue Churn Rate: $15\mathrm{.}0\%,$ Gross Revenue Retention Rate: $85\mathrm{.}0\%,$ reflecting average industry churn and retention rates.

Gross Revenue Churn Rate: $20\%,$ Gross Revenue Retention Rate: $80\%,$ suggesting a higher churn and lower retention which could be concerning for stability.