There are four phases of self-regulation: forethought, performance, self-reflection, & punishment t or f

False

Explanation:

The three phases of self-regulation are -  

a)Forethought, planning and activation -  In this phase a person decides the goals, make the plans and work towards strategy making

b)Performance – In this a person starts working as per the formulated plans and regularly monitor his/her progress. May self control strategies are used here

c)Self –reflection – Here the person assess their performance , failure and success.  

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.