Answer:
A. When starting a business, a major component that every <u>entrepreneur </u>must consider is having the <u>available </u>capital to properly fund their venture.
Explanation:
To solve this question, you need to understand the meanings of the words you were given. When you're unsure about what a word means, you can look it up in a dictionary - an alphabetically arranged listing of words that provides us with different information about them, such as their definitions, examples, origin, pronunciation, etc.
The words omitted from the given sentence are <em>entrepreneur </em>and <em>available</em>.
An entrepreneur is someone who sets up a business or businesses, taking on financial risks in the hope of profit.
When something is available, it is at someone's disposal, able to be used or obtained.