What Was the Political Rationale for Monarchs Such as Louis

What was the political rationale for monarchs such as Louis XIV and Charles II to support scientific academies?

A) The crown hoped to gain the support of the women who hosted the salons.
B) If the crown was seen to support scientific progress, the great minds of the academies would also be seen to support the crown.
C) If the crown supported the academies, the new ideas and technology that were discovered would belong to the crown.
D) The crown hoped to gain votes from the growing middle class, who were fascinated by new scientific discoveries.