在R中绘制跨越多个层次的二进制频率

I have a dataset comprising participants binary answers to certain questions. This questions can have 3 different base conditions, and one 0/1 variation; that is, questions can be designated as 1.0, 1.1, 2.0,... and 3.1. My dataset holds each answer in a different row, including a column for the base condition and one for the modifier (plus an interaction column determining the combinations; see the example below).I have a dataset comprising participants binary