music: 70's Chart Toppers: Name The Artist: Groovey Situation?

Questions

What is the only Tom Clancy novel to take place entirely before 1980?

What relation does fighter pilot Robby Jackson have to Jack Ryan, jr.?

D&D stands for this.?

Eva Gabor and Johnny Carson popularized this game by climbing over each other.?

Frank Lloyd Wright son John invented these after watching workers move timber.?