Answer:
LinkedIn is very safe
Explanation:
LinkedIn is very safe, that being said you should never post private information about yourself anywhere that you do not want others to see/know. LinkedIn is a job recruiting and networking site, meaning that all the information that you have or will be publishing there should be related to your career. There is no reason for you to publish private information such as document numbers, social security number, address, bank account info, etc.
Answer: 2) To provide instruction for how the structure should look
4) To provide instruction for how the content should look
Explanation:
HTML 5 is a hypertext markup language revision which basically provide the structure and content to the page. It is a standard programming which basically describe the content of the web page. It reduce the overall development time and it is faster.
In the remaining option, It does not provide any meaning as we cannot add structure directly we should use the CSS styling for the particular document.
Therefore, (2) and (4) option are correct.
what are the answer choices?