Which of the following describes extension in the see (statement, extension, elaboration) technique? a. add information that further explains or defines the main idea.. b. restate the idea. c. sum up or repeat the idea . d. state the main idea of the paragraph.

He had fished in the river since ten years and he was a good fisherman. he know where to found the slim sliver chilwa fish, a big beautiful mahseer and the long moustache singhara. he know where the river was deep but where it is shallow; he knew which baits to use - which fish like worms and which liked gram. edit the above