A bicycle you can fold up

bikes that can fold are called folding bikes

explanation:

a folding bike is any bicycle that is designed to fold down into a more compact form, making it easier to carry, store away, or fit into areas that you normally can't take a regular bike. some manufacturers are producing "folding bikes" designed around folding systems that allow them to use smaller wheels.

the message which is being conveyed is that if a person does not have the qualified skills to be an writer then he should not and if he becomes then just leave it away..

i think this is it plz check

answer: the sentence in the text that contains both the topic and the author's single most important idea about the topic

explanation: aww pineapple so adorable