Refer to the table below. In this instance, confirmation that this firm is operating in a perfectly competitive market can readily be ascertained by the fact that its

Q

P

TR

MR

TC

MC

$0$

$$30$

$0$

$---$

$$15$

$---$

$1$

$$30$

$$30$

$$30$

$$25$

$$10$

$2$

$$30$

$$60$

$$30$

$$40$

$$15$

$3$

$$30$

$$90$

$$30$

$$60$

$$20$

$4$

$$30$

$$120$

$$30$

$$85$

$$25$

$5$

$$30$

$$150$

$$30$

$$115$

$$30$

$6$

$$30$

$$180$

$$30$

$$150$

$$35$

Question $11$ options:

a$)$

marginal cost is increasing.

b$)$

total cost is increasing.

c$)$

marginal revenue is constant.

d$)$

economic profits are zero.