The planet's mass in kilograms are 
b. 
<u>Explanation:</u>
Given:
Mass of Neptune =
milligrams
The mass in Kg = 1 milligram

Then the the planet's mass in kilograms will be:


The planet's mass in kilograms are
.
The need for affiliation corresponds to the belongingness level of needs in abrahm maslow's hierarchy of needs. Belongingness is the third level of needs in abrahm maslow's hierarchy of needs. The third level represents the social need for affiliation, also known as love and belonging.
The crises of an economic depression caused partly by declining industry allowed<u> Mussolini to take power in Italy. </u>
<u />
The year of 1922 allowed the Fascists to <u>march on Rome</u> in order to make the <u>government bring changes</u> to the nation. At the same time, there was <em>fear </em>of the communist party may rise when the ruling of King Emmanuel III would decline.
Therefore, Mussolini largely suppressed the <u>authority of rival parties and stopped the elections </u>that lead to the<em> gaining of power</em> in Italy.
Learn more about Mussolini power here:
brainly.com/question/5059839