The correct answer is: A. PQSR
The sentence is about what handicapped people want most of all. It says that they want an opportunity to pull their weight and do something useful, but what we are ready to offer is pity.
The first option, A, is the correct sequence. The sentence starts with “What handicapped people want most of all is” (P), followed by “an opportunity to pull their weight and do something useful” (Q), then “but what we are ready to offer is pity” (R).
The second option, B, is incorrect. The sentence does not start with “but what we are ready to offer is pity.”
The third option, C, is incorrect. The sentence does not start with “an opportunity to pull their weight and do something useful.”
The fourth option, D, is incorrect. The sentence does not start with “What handicapped people want most of all is.”