What was important about ping-pong diplomacy apex?

The ping-pong diplomacy was significant because it demonstrated that China was open to better relations with the United States. This allowed for talks on serious issues on how the two countries could relate. For instance, the vast Chinese markets presented an economic opportunity for the  U.S. economy which was struggling. It was therefore important that the two countries relate better  

d) a week

because the land run of 1889, although not without precedent in the history of the west, further, their men were aboard the first trains, ready to jump off and begin staking their claims. oklahoma city, edmond, and guthrie were all so affected.