Answer:
I'm a starchy plant tuber that is one of the most important food crops, cooked and eaten fried, such as french fries.
What has only two words, but thousands of letters?
A big shiny black car nobody wants to be a passenger in.
I'm the source of all emotion, but I'm caged in a white prison.
What tire doesnβt move when a car turns right?
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?