Last summer Google awarded $1 million to professors involved with digital humanities
research, and last year the National Endowment for the Humanities spent $2 million on digital projects.

A. awarded $1 million to professors involved with digital humanities
research, and last year the National Endowment for the Humanities
spent $2 million on

B. awarded $1 million for professors involved in digital humanities research, and
last year the National Endowment for the Humanities spent $2 million for

C. had awarded $1 million to professors involved with digital humanities
research, and last year the National Endowment for the Humanities spent $2
million on

D. awarded $1 million to professors involved with digital humanities research,
but last year the National Endowment for the Humanities spent $2 million for

E. awarded $1 million to professors involved with digital humanities research,
whereas last year the National Endowment for the Humanities was spending
$2 million on

OA: A BUT isnt the correct idiom "involved IN"