The answer is A. User account.
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Main Answer:<u> A Social networking service is an online platform that allow users to represent themselves via a profile and web site and provide and receive links to other network members </u>
Sub heding:
What is social networking service?
Explanation:
1.A social networking services is an online platform that allow users to represent themselves via a profile and web site and provide and receive links to other networks members
2.social networking services vary in format and the numbers of features
Reference link:
https//brainly.com
Hashtag:
#SPJ4
Answer:
Therefore the inverse function of
is 
Explanation:
We need to find the inverse of function 
Function Inverse definition :







Simplify














Therefore the inverse function of
is 
Answer:
A domestic air carrier airplane lands at an intermediate airport at 1815Z. The latest time it may depart without a specific authorization from an aircraft dispatcher is <u>1915Z (1 hour)</u>.
Explanation:
Under the domestic operations, an airplane landed on intermediate airport can remain their for not more than one hour so the time would me 1 hour.
Here the time represented by 1815Z and 1915Z is in Zulu Time Zone as depicted from letter "Z". The first two digits represent the hour (0-24) and the next two represent the minutes (0-59).
- Here the landing time is 6:15 pm while departing time is after one hour that is 7:15 pm (1915Z).
i hope it will help you.