Fill in the blank with the correct phrasal verb from the options given below:-

The government had to ____ new safety measures to control the rising number of road accidents.

rely on

The correct answer is Option (2) → rely on

“Rely on” means to depend upon, which fits the idea that the government depends on new safety measures to solve the problem. 

• Option 1: rule out → means reject; does not fit

• Option 3: pull up → means scold; does not fit

• Option 4: run into → means meet unexpectedly or face; incorrect