question: however, these cylinders do not fit in all german gas cylinder boxes.
Capitalize this past sentence correctly.
A: However, these cylinders do not fit in all German gas cylinder boxes.

question: the publication in 1934 of a monograph by behnke -thullen marked a crucial stage in the development of the theory of analytic functins of several complex variables.
Capitalize this past sentence correctly.
A: The publication in 1934 of a monograph by Behnke -Thullen marked a crucial stage in the development of the theory of analytic functins of several complex variables.

question: in seconds, you will learn exactly what type of rk file you have, the software program associated with your file, the publisher who created it, its security safety status, and a variety of other useful information.
Capitalize this past sentence correctly.
A: In seconds, you will learn exactly what type of RK file you have, the software program associated with your file, the publisher who created it, its security safety status, and a variety of other useful information.