The marginal revenue product (per week) of hiring an additional craftsperson is closest to:

A. \(€ 100\).

B. \(€ 900\).

C. \(€ 1,000\).

A firm produces handcrafted wooden chairs, employing both skilled craftspersons and automated equipment in its plant. The selling price of a chair is \(€ 100\). A craftsperson earns \(€ 900\) per week and can produce 10 chairs per week. Automated equipment leased for \(€ 800\) per week also can produce 10 chairs per week.