7. Consider the figure below. Assuming TCP Reno is experiencing the behavior shown, answer the following questions. In all cases, please provide a short discussion justifying your answer. a. Identify the

interval of time when TCP slow start is operating. b. Identify the intervals of time when TCP congestion avoidance is operating. c. After the 16th transmission round, is segment loss detected by a triple duplicate ACK or by a timeout? d. After the 22nd transmission round, is segment loss detected by a triple duplicate ACK or by a timeout?