Please capitalize where necessary: now start capturing packets.
A: Now start capturing packets.
Q: he also posed a generalisation of the continuum hypothesis by asking if 2 to the power a was equal to a+1.

A: He also posed a generalisation of the continuum hypothesis by asking if 2 to the power a was equal to a+1.
Q: system.data.dll device can't work/no sound: actually, in most cases device problem is because of .sys files.
A: System.Data.dll device can't work/No sound: Actually, in most cases device problem is because of .sys files.
Problem: spanish oil and gas company repsol has expanded rapidly in latin america. it claims it is “uniting business and environment”, but the projects highlighted in its world business council for sustainability (wbcsd) profile are isolated attempts to greenwash repsol's tarnished image, with little benefit for the environment or local communities.
Can you repeat this sentence, but capitalize it?
Answer: Spanish oil and gas company Repsol has expanded rapidly in Latin America. It claims it is “Uniting business and environment”, but the projects highlighted in its World Business Council for Sustainability (WBCSD) profile are isolated attempts to greenwash Repsol's tarnished image, with little benefit for the environment or local communities.
Text: such people are led by their great shepherd—jesus christ—as they are following him in his steps.

Correct capitalization: Such people are led by their great Shepherd—Jesus Christ—as they are following Him in His steps.
Problem: that is not the end of the confusion in this one section of the question.
Can you repeat this sentence, but capitalize it?
Answer:
That is not the end of the confusion in this one section of the question.