Select the option that can be used as a one-word substitute for the given group of words.
Reject as invalid, especially by legal procedure.

Correct option is D

The correct one-word for the given group of words is (d) Quash.
· Quash means to reject or void something legally (किसी आदेश या निर्णय को रद्द करना)
· Example: The Supreme Court quashed the lower court's order.
Meanings of the given other options:
· (a) Reiterate: to say again for emphasis (बार-बार दोहराना)
· (b) Putrid: decaying or rotting with a foul smell (सड़ा हुआ)
· (c) Putrefy: to decay or rot (सड़ना)