Over the past few decades, terrorists acts have _. Group of answer choices decreased in certain areas put fear in authorities increased in violence made traveling worse

put fear in authorities

Explanation:

Over the past few years acts of terrorism have put fear In authorities. Terrorist attacks spreads fear because the action and violence it brings is usually targeted at unsuspecting and innocent people. Also terrorism harms the economy and the environment. There is the direct destruction of property and human lives. It brings about xenophobia, tourism loss and more insurance claims.

heat from the core of the earth causes convection currents to occur in the mantle. these currents slowly move the crust around.