Misc: due to a lack of vitamin c, sailors used to contract a disease called?

Questions

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

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

Toys Games: D&D stands for this.?

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

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