question: bacteria resistant to three or four different classes of antibiotics were found in shellfish exposed to municipal sewage effluents but appear to be absent in shellfish and water originating from unpolluted aquatic environments.
Capitalize this past sentence correctly.
A: Bacteria resistant to three or four different classes of antibiotics were found in shellfish exposed to municipal sewage effluents but appear to be absent in shellfish and water originating from unpolluted aquatic environments.

question: a value is not given for element astatine (at), atomic number 85, and an interpolated value is used in order to not create a problem in the display of the data.
Capitalize this past sentence correctly.
A: A value is not given for element Astatine (At), atomic number 85, and an interpolated value is used in order to not create a problem in the display of the data.

question: the prints and drawings collection comprising more than 200,000 items is one of the most significant of its kind.
Capitalize this past sentence correctly.
A: The prints and drawings collection comprising more than 200,000 items is one of the most significant of its kind.