Read the in$-$chapter Concepts & Connections $4\mathrm{.}1$ article on the value chain for Boll & Branch and answer the following questions:

$1$ Which of the company's costs correspond to the primary value chain activities depicted in Figure $4\mathrm{.}1$ on page $74?$

$2$ Which of the company's costs correspond to the support activities described in Figure $4\mathrm{.}1$ on page $74?$

$3$ What value chain activities might be important in securing or maintaining Boll & Branch's competitive advantage? Explain your answer.