Our sun is considered average because its temperature and absolute magnitude place it in the middle of the range of the h-r diagram.
a. white dwarf
c. main sequence
b. red giant
d. supergiant

The only logical answer is C, since all the other choices indicate stars that are nearing or already past their death stage.

I have a vague feeling our sun ain't gonna explode or condense for another 4-5 billion years or so, give or take.

The investiture controversy began as a power struggle between pope gregory vii (1072–85) and henry iv, holy roman emperor (1056–1106).[2] a brief but significant struggle over investiture also occurred between henry i of england and pope paschal ii in the years 1103 to 1107, and the issue played a minor role in the struggles between church and state in france, as well.by undercutting the imperial power established by the salian emperors, the controversy led to nearly 50 years of civil war in germany, and the triumph of the great dukes and abbots. imperial power was finally re-established under the hohenstaufen dynasty. historian norman cantor: