124. Is a party to a contract excused from performance by reason of a strike?

125. May a party to a contract stipulate against strikes and Acts of God in such a manner as to avoid liability therefor?

126. If a party to a contract renders performance impossible can he force performance?

127. What is meant by conflict of law?

128. Does the law of the place where a contract is made, or the law of the place where the contract is enforced, prevail?

129. If a contract is made in one place, to be performed in another, the law of which place prevails in the interpretation of the contract?

130. What is meant by assignment of a contract?

131. A, a singer, contracts to sing at B's opera house for one week. Can A assign her contract to C, another singer? Can B assign his contract to D?

132. What is meant by giving notice of assignment?