Which is NOT a valid option to execute a function deployed on Oracle Functions? (Choose the best answer.) 

Answer options:

A. Send a signed HTTP requests to the function`s invoke endpoint
B. Invoke from Oracle Cloud Infrastructure CLI
C. Invoke from Docker CLI
D. Trigger by an event in Oracle Cloud Infrastructure Events service
E. Invoke from Fn Project CLI

C

Reference: https://docs.cloud.oracle.com/en-us/iaas/Content/Functions/Concepts/functionshowitworks.htm