1. The profiler can be turned off by passing _________ to Rprof(). a) 0 b) 1 c) 2 d) NULL AnswerAnswer: d [Reason:] Rprof(NULL) is used to turn off the profiler. 2. Point out the correct statement : a) Rprof() is used to turn off the profiler b) At each line of the output, the…