In the transformation of `""_(92)""^(238)U` to `""_(92)""^(234)U`, if one emission is an `alpha` particle, what should be the other emission(s)?
a)Two `beta""^(-)`Two `beta""^(-)`
b)Two `beta""^(-)` and one `beta""^(-)`
c)
One `beta""^(-)` and one `gamma`
d)One `beta""^(+)` and one `beta""^(-)`
A. two `beta^(-)`
B. two `beta^(-)` and one `beta^(+)`
C. one `beta^(-)` and one `gamma`
D. one `beta^(+)` and one `beta^(-)`
