How do phishing simulations contribute to enterprise security?

Question $5$ options:

a$)$

Phishing simulations train employees on how to conduct phishing attacks.

b$)$

Phishing simulations train employees on how to recognize phishing attacks.

c$)$

Phishing simulations secure an enterprise network from all network$-$based attacks.

d$)$

Phishing simulations secure an enterprise network from all application$-$based attacks.