TRUE. The internet began as a military infrastructure project for communication purposes.   
        
             
        
        
        
Answer: True 
Explanation: 
  TCP is the transmission control protocol which and TCP ACK is the transmission control handshake method which are used by TCP. It basically indicates the next sequence number in the method when the flag is set. 
Firstly, the ACK (Acknowledge) send by the each end for the initial sequence number itself but it does not contained any type of data. In the TCP segment header ACK contain 32 bit field.
The acknowledgement is just a proof to clients that ACK is a specific to the SYN when the clients initiate. 
  
 
 
        
             
        
        
        
Answer:
Post advertisements on social media and message the subscribers.
Explanation:
There is no point in not promoting and putting forward the work that he has been doing. All of the given options are about promoting the content but Sam needs to choose the ones which are efficient and seem professional as well. 
Posting advertisements about the website promotes the content on a wider base and helps in luring more and more people to the website.
Messaging or sending an email to the subscribers is a healthy of letting the subscribers about the updates and latest posts.