Which of the following is true according to the Constitution?
A. President declares war and commands troops.
B. Congress declares war and commands troops.
C. Congress declares war and President commands
troops.
D. President declares war and Congress commands
troops.

According to the Constitution A is correct.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

big fat oof x