.rrWhenEntry select#rrFrequencySelect option[value=B],
.rrWhenEntry select#rrFrequencySelect option[value=S]{
display: none !important;

}
/*
.rrWhenEntry select#rrFrequencySelect option[value=B],
.rrWhenEntry select#rrFrequencySelect option[value=Q],
.rrWhenEntry select#rrFrequencySelect option[value=S]{
display: none;

}

*/