Your Site Reliability Engineering (SRE) team oversees the monitoring and logging of applications across various Production Projects, including those deployed on Compute Engine and Google Kubernetes Engine (GKE). A centralized monitoring dashboard has been established in a dedicated monitoring Project to aggregate metrics from all production Projects. An uptime check is already in place for these applications. Your current task involves setting up notification channels for one of the applications to send alerts to a public endpoint. Which of the following options correctly guides you to meet this requirement?