Raj could not take the/ call as he have put his cell/ phone on 'silent' mode and thus/ could not hear it ringing.
Identify the words which can be used to replace the underlined part of the sentence.
It was 2 a.m. in the morning when Joe woke up with a start on hearing his broken phone ringing. Joe could not understand how it was possible for his broken phone to ring and so he began to panic.