Can a Marginal cost curve NOT be U shaped?

The marginal cost curve is usually U-shaped. Marginal cost is relatively high at small quantities of output; then as production increases, marginal cost declines, reaches a minimum value, then rises.

Explanation:

N/A

answer; because many corporate watch groups will discover and publicize unethical behavior by suppliers, link it to the american company, and harm its reputation;

answer; ///pegged exchange rate with the united states;