What are two reasons for implementing a multifactor authentication solution such as Cisco Duo Security provide to an organization? (Choose two.)
A. single sign-on access to on-premises and cloud applications
B. identification and correction of application vulnerabilities before allowing access to resources
C. secure access to on-premises and cloud applications
D. integration with 802.1x security using native Microsoft Windows supplicant
E. flexibility of different methods of 2FA such as phone callbacks, SMS passcodes, and push notifications