Which of the following is true regarding handshakes during an in$-$person interview?

a$.$ Wearing gloves to an interview is now recommended for safety during a handshake.

b$.$ They are rapidly falling out of favor as a form of greeting as the result of the COVID$-19$ pandemic.

c$.$ The candidate should always be the one to initiate the handshake.

d$.$ A firm handshake can make candidates appear overly aggressive.