Amazon s$3$ bucket "ebucket",and users will also be able to view and download their picture from "etabucket".Peter needs to configure security on the application to handle millions of users in the most secure manner possible.How can peter set up the user registration flow in AWS for this mobile app? choose option $1>$create an IAM user.Then,generate an access Key and secret access key and store them in the app.Use the generated credentials to access S$3$ after assigning required permissions to "etabucket". $2>$create an IAM role.Then,generate an access key and secret access key and store them in the app.use thegenerated credentials to access s$3$ after assigning required permissions to "etabucket". $3>$Store user information in amazon RDS and create an IAM role with approprite permissions.Use AWS security Token Service 'AssumRole' function everytime users use the app.These temporary credentials willlbe stored in the app's memeory to access "etabucket". $4>$Store user information in amazon RDS and create an IAM user with appropriate permissions.Use AWS security Token Service 'AssumRole' function everytime users use the app.These temporary credentials willbe stored in the apps memory to access "etabucket".