Select the INCORRECTLY spelt word.

Correct option is B

Option (b) Plecard is the incorrectly spelt word.
• Correct spelling is: Placard - It refers to a sign or notice for public display, often used in protests or advertisements.
• Example: The protesters carried placards with slogans demanding justice.
Meanings of all the other given options:
• (a) Slippers: A type of soft footwear typically worn indoors.
• (c) Banner: A long strip of cloth bearing a slogan or design, used in a rally, demonstration, or for advertising.
• (d) Monument: A structure erected to commemorate a person, event, or concept of importance.