$93.$ Which of these is an internal factor of business failure?

a$.$ Luck

b$.$ Economy

c$.$ Personal character

d$.$ Market structure

$94.$ Which of these is an external factor of business failure?

a$.$ Market structure

b$.$ Personal character

c$.$ Inadequate planning

d$.$ Management competency

$95.$ Which of the following should be a key pre$-$launch activity for a retailer?

a$.$ Cash and stock control

b$.$ Readiness to deliver the product in the required volumes

c$.$ Customer security

d$.$ Promotions