Because some clients have reported unauthorized activity on their accounts, a security analyst is reviewing network packet captures from the company`s API server. A portion of a capture file is shown below: 

Which of the following MOST likely explains how the clients` accounts were compromised? 

Answer options:

A. The clients` authentication tokens were impersonated and replayed.
B. The clients` usernames and passwords were transmitted in cleartext.
C. An XSS scripting attack was carried out on the server.
D. A SQL injection attack was carried out on the server.

A