Fill in the blank with the correct phrasal verb from the options give…

The correct answer is Option (2) → take on

A phrasal verb is a verb joined with a small word such as up, out or together. The two words together have a new meaning.

The manager wants the employees to accept the new project and treat it as a challenge.
Complete sentence: The manager asked the employees to take on the new project as a challenge.

Phrasal verb	Meaning	Example
(1) blow up	to explode or destroy with an explosion, or to become suddenly angry. One does not blow up a project as a challenge.	He blew up at his brother over a small mistake.
(2) take on (answer)	to accept a task, job or responsibility, especially a difficult one	She agreed to take on the extra work during the festival season.
(3) call out	to shout something, or to point out someone's wrong behaviour in public. It does not mean accepting work.	The teacher called out the names of the winners.
(4) put in	to spend time or effort on something. One puts in hours or effort, not a project.	He put in long hours to finish the report.