Iwill give brainiest to whoever gets this let a={x: x is an employee who takes a bus}, b={x: x is an employee who drives their car}, c={x: x is an employee who has worked at the company for 1−2 years}, and d={x: x is an employee who has worked at the company for 3 or more years}. a: what is p(b∩d)? b: what is p(d)? c: what is p(b|d)?