Answer:
Improvised performance
Step-by-step explanation:
When a person does something without having a plan in mind but comes up with things in the moment is called improvisation.
John was asked to make a toast in a Filipino engagement. He had no idea what other people were expecting of him, nor did he know whether the content of his toast would resonate with people in the audience. So, he did not prepare anything and gave the toast.
Hence, John engaged in an improvised performance