question: more people have suffered and more people have been killed by organised violence than in any other similar epoch ever.
Capitalize this past sentence correctly.
A: More people have suffered and more people have been killed by organised violence than in any other similar epoch ever.

question: it is kind of a good supplement for dietary.
Capitalize this past sentence correctly.
A: It is kind of a good supplement for dietary.

question: we offer a wide variety of opportunities for participating in the volunteer groups, read more about it here
Capitalize this past sentence correctly.
A: We offer a wide variety of opportunities for participating in the volunteer groups, read more about it here