Which of the following XML documents are well-formed?
1. <firstElement>some text goes here <secondElement>another text goes here</secondElement> </firstElement>
2.<firstElement>some text goes here</firstElement> <secondElement> another text goes here</secondElement>
3.<firstElement>some text goes here <secondElement> another text goes here</firstElement> </secondElement>
4.</firstElement>some text goes here </secondElement>another text goes here <firstElement>
Posted Date:-2022-02-07 09:43:10