The pig and the spider relationship friendship
        
             
        
        
        
Answer:
B) President Truman's experience on Pennsylvania Avenue was not glamorous, and, in November of 1950, it became dangerous.
Explanation:
Transitions are single words, phrases or sentences that establish a logical connection between sentences and paragraphs. They develop a sense of what is to come later in the content. Transitions maintain a logical flow of ideas and provoke the reader to think and keep reading for new and interesting information.
In the current example, B is the appropriate transition as it conveys to the reader that something substantial is about to happen without mentioning the actual event. 
 
        
                    
             
        
        
        
Answer:
Formal language
Informal language
When you are communicating with someone that you don’t know very well
Situations that are more relaxed and that involve people that you know well or know each other well
Business emails
Some business correspondence
Academic writing/ articles
In everyday conversations
Professional academic situations
Personal emails
Presentations
Social media
Reports
Advertising
Public tenders
Spontaneous speech
Official documents
Text messages
Talking to superiors
Talking to peers
Legal documents
Some meeting minutes
Public speaking (speeches, lectures, etc)
Networking or socialising with clients
Job interviews
Team meetings
Explanation:
informal is with friends or family or someone you know  
personally
formal is with people who you know  
personally like office or school etc.