Before the Chancellor in Germany can assume power, he or she must receive a legislative vote of confidence

The Left Party in Germany

a. has achieved considerable success in Bundestag elections although never enough to capture the office of the chancellor. b. plays an important role in forming governing coalitions. c. achieves significant success in federal elections but has yet to have much success in regional elections. d. gains most of its support from former East German Länder. e. is a party that merged members of the old East German communist party with left-wing fundis from the Green Party.

What does strategic interaction mean? Illustrate this using an example (either verbal, mathematical, or graphical).

What will be an ideal response?