Cynthia bought spools of black, silver, and white ribbon which cost $4 each for a party. she also spent a total of $79 on party favors. select all the expressions that represent the total cost of party favors and ribbon that cynthia bought for the party where b, s, and w represent the number of black, silver and white ribbons. 4(b + s + w) + 79 4(b + s + w + 79) 4(bsw) + 79 4b + s + w + 79 4b + 4s + 4w + 79 4 + b + s + w + 79