The terrorist group ‘AI-Shabaab’ massacred 147 people in April 2015 in Garissa University, which is located in

Syria
Kenya
Somalia
Iraq

The correct answer is (b). Garissa University is located in Kenya.

Al-Shabaab is a militant Islamist group based in Somalia. It has carried out attacks in Kenya, including the Garissa University attack in April 2015, in which 147 people were killed.

Syria is a country in the Middle East. Iraq is also a country in the Middle East. Both countries have been affected by the Syrian Civil War, which began in 2011.