What is Tyco$$s diversification strategy?

Hint:

$($a$)$ See Chapter $6-$ Analyze different types of diversification strategy and factors that decide the level and type of diversification

$($b$)$ BCG$/$McKinsey matrix analysis

Should Tyco be broken up$?$ Why is this one company instead of six? How and when does Tyco add value to its businesses?

Hint:

$($a$)$ See Chapter $6-$ Analyze the advantages$/$disadvantages of diversification for Tyco

$($b$)$ See Chapter $6-$ Performance and different types of diversification strategies

See Chapter $6-$ Analyze Tyco$$s vertical integration strategies, along with their advantages$/$disadvantages

$4.$ Do you think that Tyco's decision to diversify into different businesses so as to "reduce the cyclicality and stockholder risk" is justified? Why$/$why not?

$5.$ Update the case $-$ Very briefly discuss recent $($this year's$)$ updates $-$ e$.$g$.,$ diversification, acquisition, divestiture, joint ventures, etc. for Tyco$/$Johnson Controls