The problems involved in this operation are I think numerous. Punctuate this sentence with commas. Share with your friends Share 1 Roshini Anie Thomas answered this The problems involved in this operation are, I think, numerous. 0 View Full Answer Amritha Raj answered this 'The problems involved in this operation are, I think numerous.' is the correct punctuated sentence. 0 Jayesh S Pareek answered this The problem in this operation are, I think numerous. 0 Ayush Tanwar answered this he is correct 0 Nisha Bora answered this the problem involved in this operations are , i think numerous 0 Daksh answered this the problems involved in this operation are,i think numerous. 1