Select the best response$($s$)$ from the options provided.

a$.$ While substitution and entry threats remain weak, supplier power is moderate at least for the large national chains and even stronger for regional or local supermarkets.

b$.$ The threat of new entrants is the strongest of the competitive forces.

c$.$ Significantly, combined with pressure from suppliers, the bargaining power of consumers and intense competitive rivalry severely curtail profitability and returns on investment in the U$.$S$.$ supermarket industry.

d$.$ The overall assessment of industry attractiveness places the supermarket industry as moderately attractive. $($Click to select$)$ :

e$.$ The bargaining power of consumers will be the strongest in this industry.