Consider the below interrupts and their priority settings of user and natural interrupt priorities. a. Ext_interrupt_1: User Priority = 1, Interrupt Vector = 30; b. Ext_interrupt_2: User Priority = 0,...

Extracted text: Consider the below interrupts and their priority settings of user and natural interrupt priorities. a. Ext_interrupt_1: User Priority = 1, Interrupt Vector = 30; b. Ext_interrupt_2: User Priority = 0, Interrupt Vector = 45; c. Ext_interrupt_3: User Priority = 1, Interrupt Vector = 90; d. Ext_interrupt_4: User Priority = 1, Interrupt Vector = 95; If the above interrupts occur at the same time, which one will be served first? a b.