A Show that the pattern above can be cleared in 11 steps.

B Explain why it is impossible to clear the pattern above in fewer than 11 steps.

C Explain why the following pattern is not clearable

D What is the smallest number of tokens that can appear in a non-clearable pattern? Explain your answer.

A Show that the pattern above can be cleared in 11 steps B Explain why it is impossible to clear the pattern above in fewer than 11 steps C Explain why the foll class=
A Show that the pattern above can be cleared in 11 steps B Explain why it is impossible to clear the pattern above in fewer than 11 steps C Explain why the foll class=