QUESTION: Fix punctuation: This collection comprises of the following tools
ANS: This collection comprises of the following tools:-

QUESTION: Fix punctuation: Tags for this image de Mechel Holbein
ANS: Tags for this image: de Mechel, Holbein

QUESTION: Fix punctuation: It started the chemical evolution of the elements
ANS: It started the chemical evolution of the elements,

QUESTION: Fix punctuation: Although strongly opposed to slavery Jefferson also believed that because of racial and intellectual differences black and white people could not live together peacefully
ANS:
Although strongly opposed to slavery, Jefferson also believed that, because of racial and intellectual differences, black and white people could not live together peacefully.