PA ANSWER NALANG PONANG NUMBER 23 AT 24 PLEASE PA ANSWER PO 21. USB is an industry standard that connects computers and electronic devices like keyboard, digicams, portable media devices, disk drivers, smartphones, and network adapters to any computers. USB stands for? a. Universal Serial Bin c. Unit Serial Box b. Universal Serial Bus d. Unit Serial Bolt 22. He is a Filipino gymnast who won the men's floor title at the 2019 World Artistic Gymnastics Championships in Stuttgart Germany. a. Reyland Capellan c. Jan Gwynn Timbang b. Carlos Edriel Yulo d. Justine Ace De Leon ​