Answer:
Inverse Relationship between demand of a good & its complementary good's price. Prise rise of peanut butter will reduce demand of strawberry jam.
Positive Relationship between demand of a good & its substitute good's price.
Explanation:
'Other goods price' is a factor affecting demand. These are substitute goods price & complementary goods price.
Complementary Goods are goods used together (eg- Jiffy peanut butter & Smucker's strawberry jam, here). These goods price & demand are inversely related.
Substitute goods are are goods that can be used interchangeably. Eg - Coke , Pepsi . Substitutes price & demand are positively related