Fill in the order form to get the price

1. which of the following statement is true

a. \\(\\sim (p\\vee q)=\\sim (p\\wedge \\sim q)\\)

b. \\((p\\vee q)\\wedge (p\\vee r)=p\\vee (q\\wedge r)\\)

c. \\((p\\wedge q)\\wedge (p\\vee r)=p\\vee (q\\wedge r)\\)

d. \\((p\\wedge q)\\vee (p\\vee r)=p\\vee (q\\wedge r)\\)

2. ____ reads “the goods are standard if and only if the goods are expensive”

a. \\(\\sim (\\sim p\\wedge \\sim q)\\)

b. \\(\\sim \\sim q\\)

c. \\(p\\leftrightarrow q\\)

d. \\(\\sim p\\wedge q\\)