单选题

　　【填句补文】When do people decide whether or not they want to become friends? During their first four minutes together, according to a book by Dr. Leonard Zunin. In his book, "Contact: The first four minutes," he offers this advice to anyone interested in starting new friendships: ________. A lot of people's whole lives would change if they did just that.

　　A、That is not the time to complain about one's health or to mention faults one finds in other people.

　　B、Every time you meet someone in a social situation, give him your undivided attention for four minutes.

　　C、It is not the time to tell the whole truth about one's opinions and impressions.

　　D、He is eager to make friends with everyone.