Who issued the ruling for the supreme court?

a) dred scott
b) roger b. taney
c) abraham lincoln
d) john c. calhoun

Roger B. Taney issued the ruling for the Supreme Court

Explanation:

The chief justice of the Supreme Court in America delivered the milestone judgment governing that Americans who have the African ethnicity and origin will not be considered as American citizens and they don’t possess the right to litigate in the federal court.  

It was considered to be the most atrocious racial based verdict as the bench of judges in Taney ‘court was the members who supported slavery. ‘Slavocracy’ was prevailing in the society which was revealed in the decision of the judge.  

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.

hello,

question- which is one way that muslims scholars contributed to the scientific recolution?

answer- well you see in the religion islam the religion muslims practice there was the prophet muahmmed peace be upon him who did good things such as sit in a sertian posotion to use the toilet which then the scientist of this generation later found that it was good for you there are many more things like this.

important- if my answer was enough for you to understand mark me as brainliest you and have the best day ever!